28704490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{98981}}^1$

素因数の和:99017

約数の個数: 16

約数和(自身を含む): 53450280

約数和(自身を除く): 24745790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 98981, 197962, 494905, 989810, 2870449, 5740898, 14352245, 28704490]

約数ペア:

[(1, 28704490), (2, 14352245), (5, 5740898), (10, 2870449), (29, 989810), (58, 494905), (145, 197962), (290, 98981)]