2100405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4517}}^1$

素因数の和:4556

約数の個数: 16

約数和(自身を含む): 3469824

約数和(自身を除く): 1369419

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 4517, 13551, 22585, 67755, 140027, 420081, 700135, 2100405]

約数ペア:

[(1, 2100405), (3, 700135), (5, 420081), (15, 140027), (31, 67755), (93, 22585), (155, 13551), (465, 4517)]