28780318

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{34843}}^1$

素因数の和:34911

約数の個数: 16

約数和(自身を含む): 50175360

約数和(自身を除く): 21395042

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 34843, 69686, 243901, 487802, 2055737, 4111474, 14390159, 28780318]

約数ペア:

[(1, 28780318), (2, 14390159), (7, 4111474), (14, 2055737), (59, 487802), (118, 243901), (413, 69686), (826, 34843)]