2099895

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{2857}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 3909744

約数和(自身を除く): 1809849

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 2857, 8571, 14285, 19999, 42855, 59997, 99995, 139993, 299985, 419979, 699965, 2099895]

約数ペア:

[(1, 2099895), (3, 699965), (5, 419979), (7, 299985), (15, 139993), (21, 99995), (35, 59997), (49, 42855), (105, 19999), (147, 14285), (245, 8571), (735, 2857)]