28184208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 82744704

約数和(自身を除く): 54560496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 47, 48, 52, 62, 78, 93, 94, 104, 124, 141, 156, 186, 188, 208, 248, 282, 312, 372, 376, 403, 496, 564, 611, 624, 744, 752, 806, 961, 1128, 1209, 1222, 1457, 1488, 1612, 1833, 1922, 2256, 2418, 2444, 2883, 2914, 3224, 3666, 3844, 4371, 4836, 4888, 5766, 5828, 6448, 7332, 7688, 8742, 9672, 9776, 11532, 11656, 12493, 14664, 15376, 17484, 18941, 19344, 23064, 23312, 24986, 29328, 34968, 37479, 37882, 45167, 46128, 49972, 56823, 69936, 74958, 75764, 90334, 99944, 113646, 135501, 149916, 151528, 180668, 199888, 227292, 271002, 299832, 303056, 361336, 454584, 542004, 587171, 599664, 722672, 909168, 1084008, 1174342, 1761513, 2168016, 2348684, 3523026, 4697368, 7046052, 9394736, 14092104, 28184208]

約数ペア:

[(1, 28184208), (2, 14092104), (3, 9394736), (4, 7046052), (6, 4697368), (8, 3523026), (12, 2348684), (13, 2168016), (16, 1761513), (24, 1174342), (26, 1084008), (31, 909168), (39, 722672), (47, 599664), (48, 587171), (52, 542004), (62, 454584), (78, 361336), (93, 303056), (94, 299832), (104, 271002), (124, 227292), (141, 199888), (156, 180668), (186, 151528), (188, 149916), (208, 135501), (248, 113646), (282, 99944), (312, 90334), (372, 75764), (376, 74958), (403, 69936), (496, 56823), (564, 49972), (611, 46128), (624, 45167), (744, 37882), (752, 37479), (806, 34968), (961, 29328), (1128, 24986), (1209, 23312), (1222, 23064), (1457, 19344), (1488, 18941), (1612, 17484), (1833, 15376), (1922, 14664), (2256, 12493), (2418, 11656), (2444, 11532), (2883, 9776), (2914, 9672), (3224, 8742), (3666, 7688), (3844, 7332), (4371, 6448), (4836, 5828), (4888, 5766)]