291226011188

素因数分解:

$2^2\times 7^1\times {\mathrm{10400928971}}^1$

素因数の和:10400928982

約数の個数: 12

約数和(自身を含む): 582452022432

約数和(自身を除く): 291226011244

約数列:

[1, 2, 4, 7, 14, 28, 10400928971, 20801857942, 41603715884, 72806502797, 145613005594, 291226011188]

約数ペア:

[(1, 291226011188), (2, 145613005594), (4, 72806502797), (7, 41603715884), (14, 20801857942), (28, 10400928971)]