291640388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5608469}}^1$

素因数の和:5608486

約数の個数: 12

約数和(自身を含む): 549630060

約数和(自身を除く): 257989672

約数列:

[1, 2, 4, 13, 26, 52, 5608469, 11216938, 22433876, 72910097, 145820194, 291640388]

約数ペア:

[(1, 291640388), (2, 145820194), (4, 72910097), (13, 22433876), (26, 11216938), (52, 5608469)]