209749535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{12241}}^1$

素因数の和:12418

約数の個数: 16

約数和(自身を含む): 264427200

約数和(自身を除く): 54677665

約数列:

[1, 5, 23, 115, 149, 745, 3427, 12241, 17135, 61205, 281543, 1407715, 1823909, 9119545, 41949907, 209749535]

約数ペア:

[(1, 209749535), (5, 41949907), (23, 9119545), (115, 1823909), (149, 1407715), (745, 281543), (3427, 61205), (12241, 17135)]