667403312

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{419}}^1\times {\mathrm{881}}^1$

素因数の和:1421

約数の個数: 40

約数和(自身を含む): 1309134960

約数和(自身を除く): 641731648

約数列:

[1, 2, 4, 8, 16, 113, 226, 419, 452, 838, 881, 904, 1676, 1762, 1808, 3352, 3524, 6704, 7048, 14096, 47347, 94694, 99553, 189388, 199106, 369139, 378776, 398212, 738278, 757552, 796424, 1476556, 1592848, 2953112, 5906224, 41712707, 83425414, 166850828, 333701656, 667403312]

約数ペア:

[(1, 667403312), (2, 333701656), (4, 166850828), (8, 83425414), (16, 41712707), (113, 5906224), (226, 2953112), (419, 1592848), (452, 1476556), (838, 796424), (881, 757552), (904, 738278), (1676, 398212), (1762, 378776), (1808, 369139), (3352, 199106), (3524, 189388), (6704, 99553), (7048, 94694), (14096, 47347)]