397192913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1117}}^1\times {\mathrm{1609}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 453594960

約数和(自身を除く): 56402047

約数列:

[1, 13, 17, 221, 1117, 1609, 14521, 18989, 20917, 27353, 246857, 355589, 1797253, 23364289, 30553301, 397192913]

約数ペア:

[(1, 397192913), (13, 30553301), (17, 23364289), (221, 1797253), (1117, 355589), (1609, 246857), (14521, 27353), (18989, 20917)]