31319855

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 45273600

約数和(自身を除く): 13953745

約数列:

[1, 5, 7, 29, 35, 59, 145, 203, 295, 413, 523, 1015, 1711, 2065, 2615, 3661, 8555, 11977, 15167, 18305, 30857, 59885, 75835, 106169, 154285, 215999, 530845, 894853, 1079995, 4474265, 6263971, 31319855]

約数ペア:

[(1, 31319855), (5, 6263971), (7, 4474265), (29, 1079995), (35, 894853), (59, 530845), (145, 215999), (203, 154285), (295, 106169), (413, 75835), (523, 59885), (1015, 30857), (1711, 18305), (2065, 15167), (2615, 11977), (3661, 8555)]