131843728

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:512

約数の個数: 60

約数和(自身を含む): 274905148

約数和(自身を除く): 143061420

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 148, 184, 296, 368, 421, 529, 592, 842, 851, 1058, 1684, 1702, 2116, 3368, 3404, 4232, 6736, 6808, 8464, 9683, 13616, 15577, 19366, 19573, 31154, 38732, 39146, 62308, 77464, 78292, 124616, 154928, 156584, 222709, 249232, 313168, 358271, 445418, 716542, 890836, 1433084, 1781672, 2866168, 3563344, 5732336, 8240233, 16480466, 32960932, 65921864, 131843728]

約数ペア:

[(1, 131843728), (2, 65921864), (4, 32960932), (8, 16480466), (16, 8240233), (23, 5732336), (37, 3563344), (46, 2866168), (74, 1781672), (92, 1433084), (148, 890836), (184, 716542), (296, 445418), (368, 358271), (421, 313168), (529, 249232), (592, 222709), (842, 156584), (851, 154928), (1058, 124616), (1684, 78292), (1702, 77464), (2116, 62308), (3368, 39146), (3404, 38732), (4232, 31154), (6736, 19573), (6808, 19366), (8464, 15577), (9683, 13616)]