664952974

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{11777}}^1$

素因数の和:11932

約数の個数: 32

約数和(自身を含む): 1181568960

約数和(自身を除く): 516615986

約数列:

[1, 2, 7, 14, 37, 74, 109, 218, 259, 518, 763, 1526, 4033, 8066, 11777, 23554, 28231, 56462, 82439, 164878, 435749, 871498, 1283693, 2567386, 3050243, 6100486, 8985851, 17971702, 47496641, 94993282, 332476487, 664952974]

約数ペア:

[(1, 664952974), (2, 332476487), (7, 94993282), (14, 47496641), (37, 17971702), (74, 8985851), (109, 6100486), (218, 3050243), (259, 2567386), (518, 1283693), (763, 871498), (1526, 435749), (4033, 164878), (8066, 82439), (11777, 56462), (23554, 28231)]