28628705

素因数分解:

$5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1607}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 39363840

約数和(自身を除く): 10735135

約数列:

[1, 5, 7, 35, 509, 1607, 2545, 3563, 8035, 11249, 17815, 56245, 817963, 4089815, 5725741, 28628705]

約数ペア:

[(1, 28628705), (5, 5725741), (7, 4089815), (35, 817963), (509, 56245), (1607, 17815), (2545, 11249), (3563, 8035)]