28490124

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 72057440

約数和(自身を除く): 43567316

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 181, 362, 543, 724, 1009, 1086, 2018, 2172, 2353, 3027, 4036, 4706, 6054, 7059, 9412, 12108, 13117, 14118, 26234, 28236, 39351, 52468, 78702, 157404, 182629, 365258, 547887, 730516, 1095774, 2191548, 2374177, 4748354, 7122531, 9496708, 14245062, 28490124]

約数ペア:

[(1, 28490124), (2, 14245062), (3, 9496708), (4, 7122531), (6, 4748354), (12, 2374177), (13, 2191548), (26, 1095774), (39, 730516), (52, 547887), (78, 365258), (156, 182629), (181, 157404), (362, 78702), (543, 52468), (724, 39351), (1009, 28236), (1086, 26234), (2018, 14118), (2172, 13117), (2353, 12108), (3027, 9412), (4036, 7059), (4706, 6054)]