12315305

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 15168384

約数和(自身を除く): 2853079

約数列:

[1, 5, 71, 113, 307, 355, 565, 1535, 8023, 21797, 34691, 40115, 108985, 173455, 2463061, 12315305]

約数ペア:

[(1, 12315305), (5, 2463061), (71, 173455), (113, 108985), (307, 40115), (355, 34691), (565, 21797), (1535, 8023)]