30891575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8641}}^1$

素因数の和:8675

約数の個数: 24

約数和(自身を含む): 45007536

約数和(自身を除く): 14115961

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 8641, 43205, 95051, 112333, 216025, 475255, 561665, 1235663, 2376275, 2808325, 6178315, 30891575]

約数ペア:

[(1, 30891575), (5, 6178315), (11, 2808325), (13, 2376275), (25, 1235663), (55, 561665), (65, 475255), (143, 216025), (275, 112333), (325, 95051), (715, 43205), (3575, 8641)]