129671915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{11783}}^1$

素因数の和:11890

約数の個数: 16

約数和(自身を含む): 162902016

約数和(自身を除く): 33230101

約数列:

[1, 5, 31, 71, 155, 355, 2201, 11005, 11783, 58915, 365273, 836593, 1826365, 4182965, 25934383, 129671915]

約数ペア:

[(1, 129671915), (5, 25934383), (31, 4182965), (71, 1826365), (155, 836593), (355, 365273), (2201, 58915), (11005, 11783)]