129218245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{4133}}^1$

素因数の和:4201

約数の個数: 24

約数和(自身を含む): 172487016

約数和(自身を除く): 43268771

約数列:

[1, 5, 13, 37, 65, 169, 185, 481, 845, 2405, 4133, 6253, 20665, 31265, 53729, 152921, 268645, 698477, 764605, 1987973, 3492385, 9939865, 25843649, 129218245]

約数ペア:

[(1, 129218245), (5, 25843649), (13, 9939865), (37, 3492385), (65, 1987973), (169, 764605), (185, 698477), (481, 268645), (845, 152921), (2405, 53729), (4133, 31265), (6253, 20665)]