397339019

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{27017}}^1$

素因数の和:27226

約数の個数: 16

約数和(自身を含む): 497995776

約数和(自身を除く): 100656757

約数列:

[1, 7, 11, 77, 191, 1337, 2101, 14707, 27017, 189119, 297187, 2080309, 5160247, 36121729, 56762717, 397339019]

約数ペア:

[(1, 397339019), (7, 56762717), (11, 36121729), (77, 5160247), (191, 2080309), (1337, 297187), (2101, 189119), (14707, 27017)]