16888415

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 20782656

約数和(自身を除く): 3894241

約数列:

[1, 5, 71, 113, 355, 421, 565, 2105, 8023, 29891, 40115, 47573, 149455, 237865, 3377683, 16888415]

約数ペア:

[(1, 16888415), (5, 3377683), (71, 237865), (113, 149455), (355, 47573), (421, 40115), (565, 29891), (2105, 8023)]