31030028

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{863}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 55520640

約数和(自身を除く): 24490612

約数列:

[1, 2, 4, 89, 101, 178, 202, 356, 404, 863, 1726, 3452, 8989, 17978, 35956, 76807, 87163, 153614, 174326, 307228, 348652, 7757507, 15515014, 31030028]

約数ペア:

[(1, 31030028), (2, 15515014), (4, 7757507), (89, 348652), (101, 307228), (178, 174326), (202, 153614), (356, 87163), (404, 76807), (863, 35956), (1726, 17978), (3452, 8989)]