28015218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 192

約数和(自身を含む): 84913920

約数和(自身を除く): 56898702

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 29, 33, 34, 41, 42, 51, 58, 63, 66, 77, 82, 87, 99, 102, 119, 123, 126, 153, 154, 174, 187, 198, 203, 231, 238, 246, 261, 287, 306, 319, 357, 369, 374, 406, 451, 462, 493, 522, 561, 574, 609, 638, 693, 697, 714, 738, 861, 902, 957, 986, 1071, 1122, 1189, 1218, 1309, 1353, 1386, 1394, 1479, 1683, 1722, 1827, 1914, 2091, 2142, 2233, 2378, 2583, 2618, 2706, 2871, 2958, 3157, 3366, 3451, 3567, 3654, 3927, 4059, 4182, 4437, 4466, 4879, 5166, 5423, 5742, 6273, 6314, 6699, 6902, 7134, 7667, 7854, 8118, 8323, 8874, 9471, 9758, 10353, 10701, 10846, 11781, 12546, 13079, 13398, 14637, 15334, 16269, 16646, 18942, 20097, 20213, 20706, 21402, 23001, 23562, 24969, 26158, 28413, 29274, 31059, 32538, 37961, 39237, 40194, 40426, 43911, 46002, 48807, 49938, 53669, 56826, 60639, 62118, 69003, 74907, 75922, 78474, 87822, 91553, 97614, 107338, 113883, 117711, 121278, 138006, 141491, 149814, 161007, 181917, 183106, 222343, 227766, 235422, 274659, 282982, 322014, 341649, 363834, 424473, 444686, 483021, 549318, 667029, 683298, 823977, 848946, 966042, 1273419, 1334058, 1556401, 1647954, 2001087, 2546838, 3112802, 4002174, 4669203, 9338406, 14007609, 28015218]

約数ペア:

[(1, 28015218), (2, 14007609), (3, 9338406), (6, 4669203), (7, 4002174), (9, 3112802), (11, 2546838), (14, 2001087), (17, 1647954), (18, 1556401), (21, 1334058), (22, 1273419), (29, 966042), (33, 848946), (34, 823977), (41, 683298), (42, 667029), (51, 549318), (58, 483021), (63, 444686), (66, 424473), (77, 363834), (82, 341649), (87, 322014), (99, 282982), (102, 274659), (119, 235422), (123, 227766), (126, 222343), (153, 183106), (154, 181917), (174, 161007), (187, 149814), (198, 141491), (203, 138006), (231, 121278), (238, 117711), (246, 113883), (261, 107338), (287, 97614), (306, 91553), (319, 87822), (357, 78474), (369, 75922), (374, 74907), (406, 69003), (451, 62118), (462, 60639), (493, 56826), (522, 53669), (561, 49938), (574, 48807), (609, 46002), (638, 43911), (693, 40426), (697, 40194), (714, 39237), (738, 37961), (861, 32538), (902, 31059), (957, 29274), (986, 28413), (1071, 26158), (1122, 24969), (1189, 23562), (1218, 23001), (1309, 21402), (1353, 20706), (1386, 20213), (1394, 20097), (1479, 18942), (1683, 16646), (1722, 16269), (1827, 15334), (1914, 14637), (2091, 13398), (2142, 13079), (2233, 12546), (2378, 11781), (2583, 10846), (2618, 10701), (2706, 10353), (2871, 9758), (2958, 9471), (3157, 8874), (3366, 8323), (3451, 8118), (3567, 7854), (3654, 7667), (3927, 7134), (4059, 6902), (4182, 6699), (4437, 6314), (4466, 6273), (4879, 5742), (5166, 5423)]