421691137

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{18553}}^1$

素因数の和:18768

約数の個数: 16

約数和(自身を含む): 512980992

約数和(自身を除く): 91289855

約数列:

[1, 7, 17, 119, 191, 1337, 3247, 18553, 22729, 129871, 315401, 2207807, 3543623, 24805361, 60241591, 421691137]

約数ペア:

[(1, 421691137), (7, 60241591), (17, 24805361), (119, 3543623), (191, 2207807), (1337, 315401), (3247, 129871), (18553, 22729)]