31131925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1433}}^1$

素因数の和:1533

約数の個数: 24

約数和(自身を含む): 42675840

約数和(自身を除く): 11543915

約数列:

[1, 5, 11, 25, 55, 79, 275, 395, 869, 1433, 1975, 4345, 7165, 15763, 21725, 35825, 78815, 113207, 394075, 566035, 1245277, 2830175, 6226385, 31131925]

約数ペア:

[(1, 31131925), (5, 6226385), (11, 2830175), (25, 1245277), (55, 566035), (79, 394075), (275, 113207), (395, 78815), (869, 35825), (1433, 21725), (1975, 15763), (4345, 7165)]