180449594

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{647}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 309609216

約数和(自身を除く): 129159622

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 631, 647, 1262, 1294, 8203, 8411, 10727, 10999, 16406, 16822, 21454, 21998, 139451, 142987, 278902, 285974, 408257, 816514, 5307341, 6940369, 10614682, 13880738, 90224797, 180449594]

約数ペア:

[(1, 180449594), (2, 90224797), (13, 13880738), (17, 10614682), (26, 6940369), (34, 5307341), (221, 816514), (442, 408257), (631, 285974), (647, 278902), (1262, 142987), (1294, 139451), (8203, 21998), (8411, 21454), (10727, 16822), (10999, 16406)]