397866874

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{43237}}^1$

素因数の和:43389

約数の個数: 16

約数和(自身を含む): 616400928

約数和(自身を除く): 218534054

約数列:

[1, 2, 43, 86, 107, 214, 4601, 9202, 43237, 86474, 1859191, 3718382, 4626359, 9252718, 198933437, 397866874]

約数ペア:

[(1, 397866874), (2, 198933437), (43, 9252718), (86, 4626359), (107, 3718382), (214, 1859191), (4601, 86474), (9202, 43237)]