22571725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 30756960

約数和(自身を除く): 8185235

約数列:

[1, 5, 11, 25, 55, 211, 275, 389, 1055, 1945, 2321, 4279, 5275, 9725, 11605, 21395, 58025, 82079, 106975, 410395, 902869, 2051975, 4514345, 22571725]

約数ペア:

[(1, 22571725), (5, 4514345), (11, 2051975), (25, 902869), (55, 410395), (211, 106975), (275, 82079), (389, 58025), (1055, 21395), (1945, 11605), (2321, 9725), (4279, 5275)]