397890454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{259381}}^1$

素因数の和:259455

約数の個数: 16

約数和(自身を含む): 653642640

約数和(自身を除く): 255752186

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 259381, 518762, 3371953, 6743906, 15303479, 30606958, 198945227, 397890454]

約数ペア:

[(1, 397890454), (2, 198945227), (13, 30606958), (26, 15303479), (59, 6743906), (118, 3371953), (767, 518762), (1534, 259381)]