25217972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5449}}^1$

素因数の和:5555

約数の個数: 24

約数和(自身を含む): 48069000

約数和(自身を除く): 22851028

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 5449, 10898, 21796, 70837, 141674, 283348, 484961, 969922, 1939844, 6304493, 12608986, 25217972]

約数ペア:

[(1, 25217972), (2, 12608986), (4, 6304493), (13, 1939844), (26, 969922), (52, 484961), (89, 283348), (178, 141674), (356, 70837), (1157, 21796), (2314, 10898), (4628, 5449)]