308979428

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{12377}}^1$

素因数の和:12539

約数の個数: 18

約数和(自身を含む): 547689366

約数和(自身を除く): 238709938

約数列:

[1, 2, 4, 79, 158, 316, 6241, 12377, 12482, 24754, 24964, 49508, 977783, 1955566, 3911132, 77244857, 154489714, 308979428]

約数ペア:

[(1, 308979428), (2, 154489714), (4, 77244857), (79, 3911132), (158, 1955566), (316, 977783), (6241, 49508), (12377, 24964), (12482, 24754)]