13031928

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 240

約数和(自身を含む): 47828880

約数和(自身を除く): 34796952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 17, 18, 21, 24, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 56, 63, 68, 72, 78, 81, 84, 91, 102, 104, 108, 117, 119, 126, 136, 153, 156, 162, 168, 169, 182, 189, 204, 216, 221, 234, 238, 252, 273, 306, 312, 324, 338, 351, 357, 364, 378, 408, 442, 459, 468, 476, 504, 507, 546, 567, 612, 648, 663, 676, 702, 714, 728, 756, 819, 884, 918, 936, 952, 1014, 1053, 1071, 1092, 1134, 1183, 1224, 1326, 1352, 1377, 1404, 1428, 1512, 1521, 1547, 1638, 1768, 1836, 1989, 2028, 2106, 2142, 2184, 2268, 2366, 2457, 2652, 2754, 2808, 2856, 2873, 3042, 3094, 3213, 3276, 3549, 3672, 3978, 4056, 4212, 4284, 4536, 4563, 4641, 4732, 4914, 5304, 5508, 5746, 5967, 6084, 6188, 6426, 6552, 7098, 7371, 7956, 8424, 8568, 8619, 9126, 9282, 9464, 9639, 9828, 10647, 11016, 11492, 11934, 12168, 12376, 12852, 13689, 13923, 14196, 14742, 15912, 17238, 17901, 18252, 18564, 19278, 19656, 20111, 21294, 22984, 23868, 25704, 25857, 27378, 27846, 28392, 29484, 31941, 34476, 35802, 36504, 37128, 38556, 40222, 41769, 42588, 47736, 51714, 54756, 55692, 58968, 60333, 63882, 68952, 71604, 77112, 77571, 80444, 83538, 85176, 95823, 103428, 109512, 111384, 120666, 125307, 127764, 143208, 155142, 160888, 167076, 180999, 191646, 206856, 232713, 241332, 250614, 255528, 310284, 334152, 361998, 383292, 465426, 482664, 501228, 542997, 620568, 723996, 766584, 930852, 1002456, 1085994, 1447992, 1628991, 1861704, 2171988, 3257982, 4343976, 6515964, 13031928]

約数ペア:

[(1, 13031928), (2, 6515964), (3, 4343976), (4, 3257982), (6, 2171988), (7, 1861704), (8, 1628991), (9, 1447992), (12, 1085994), (13, 1002456), (14, 930852), (17, 766584), (18, 723996), (21, 620568), (24, 542997), (26, 501228), (27, 482664), (28, 465426), (34, 383292), (36, 361998), (39, 334152), (42, 310284), (51, 255528), (52, 250614), (54, 241332), (56, 232713), (63, 206856), (68, 191646), (72, 180999), (78, 167076), (81, 160888), (84, 155142), (91, 143208), (102, 127764), (104, 125307), (108, 120666), (117, 111384), (119, 109512), (126, 103428), (136, 95823), (153, 85176), (156, 83538), (162, 80444), (168, 77571), (169, 77112), (182, 71604), (189, 68952), (204, 63882), (216, 60333), (221, 58968), (234, 55692), (238, 54756), (252, 51714), (273, 47736), (306, 42588), (312, 41769), (324, 40222), (338, 38556), (351, 37128), (357, 36504), (364, 35802), (378, 34476), (408, 31941), (442, 29484), (459, 28392), (468, 27846), (476, 27378), (504, 25857), (507, 25704), (546, 23868), (567, 22984), (612, 21294), (648, 20111), (663, 19656), (676, 19278), (702, 18564), (714, 18252), (728, 17901), (756, 17238), (819, 15912), (884, 14742), (918, 14196), (936, 13923), (952, 13689), (1014, 12852), (1053, 12376), (1071, 12168), (1092, 11934), (1134, 11492), (1183, 11016), (1224, 10647), (1326, 9828), (1352, 9639), (1377, 9464), (1404, 9282), (1428, 9126), (1512, 8619), (1521, 8568), (1547, 8424), (1638, 7956), (1768, 7371), (1836, 7098), (1989, 6552), (2028, 6426), (2106, 6188), (2142, 6084), (2184, 5967), (2268, 5746), (2366, 5508), (2457, 5304), (2652, 4914), (2754, 4732), (2808, 4641), (2856, 4563), (2873, 4536), (3042, 4284), (3094, 4212), (3213, 4056), (3276, 3978), (3549, 3672)]