656558526

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{61441}}^1$

素因数の和:61596

約数の個数: 32

約数和(自身を含む): 1424471328

約数和(自身を除く): 767912802

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 3562, 5343, 10686, 61441, 122882, 184323, 368646, 798733, 1597466, 2396199, 4792398, 8417417, 16834834, 25252251, 50504502, 109426421, 218852842, 328279263, 656558526]

約数ペア:

[(1, 656558526), (2, 328279263), (3, 218852842), (6, 109426421), (13, 50504502), (26, 25252251), (39, 16834834), (78, 8417417), (137, 4792398), (274, 2396199), (411, 1597466), (822, 798733), (1781, 368646), (3562, 184323), (5343, 122882), (10686, 61441)]