22157575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 30198960

約数和(自身を除く): 8041385

約数列:

[1, 5, 11, 25, 55, 197, 275, 409, 985, 2045, 2167, 4499, 4925, 10225, 10835, 22495, 54175, 80573, 112475, 402865, 886303, 2014325, 4431515, 22157575]

約数ペア:

[(1, 22157575), (5, 4431515), (11, 2014325), (25, 886303), (55, 402865), (197, 112475), (275, 80573), (409, 54175), (985, 22495), (2045, 10835), (2167, 10225), (4499, 4925)]