397157048

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{491531}}^1$

素因数の和:491638

約数の個数: 16

約数和(自身を含む): 752043960

約数和(自身を除く): 354886912

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 491531, 983062, 1966124, 3932248, 49644631, 99289262, 198578524, 397157048]

約数ペア:

[(1, 397157048), (2, 198578524), (4, 99289262), (8, 49644631), (101, 3932248), (202, 1966124), (404, 983062), (808, 491531)]