661483432

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{2999}}^1$

素因数の和:3433

約数の個数: 32

約数和(自身を含む): 1260000000

約数和(自身を除く): 598516568

約数列:

[1, 2, 4, 8, 79, 158, 316, 349, 632, 698, 1396, 2792, 2999, 5998, 11996, 23992, 27571, 55142, 110284, 220568, 236921, 473842, 947684, 1046651, 1895368, 2093302, 4186604, 8373208, 82685429, 165370858, 330741716, 661483432]

約数ペア:

[(1, 661483432), (2, 330741716), (4, 165370858), (8, 82685429), (79, 8373208), (158, 4186604), (316, 2093302), (349, 1895368), (632, 1046651), (698, 947684), (1396, 473842), (2792, 236921), (2999, 220568), (5998, 110284), (11996, 55142), (23992, 27571)]