9880255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2333}}^1$

素因数の和:2367

約数の個数: 24

約数和(自身を含む): 14900256

約数和(自身を除く): 5020001

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 2333, 4235, 11665, 16331, 25663, 81655, 128315, 179641, 282293, 898205, 1411465, 1976051, 9880255]

約数ペア:

[(1, 9880255), (5, 1976051), (7, 1411465), (11, 898205), (35, 282293), (55, 179641), (77, 128315), (121, 81655), (385, 25663), (605, 16331), (847, 11665), (2333, 4235)]