28183495

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{521}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 35078400

約数和(自身を除く): 6894905

約数列:

[1, 5, 31, 155, 349, 521, 1745, 2605, 10819, 16151, 54095, 80755, 181829, 909145, 5636699, 28183495]

約数ペア:

[(1, 28183495), (5, 5636699), (31, 909145), (155, 181829), (349, 80755), (521, 54095), (1745, 16151), (2605, 10819)]