121907121

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{42373}}^1$

素因数の和:42520

約数の個数: 16

約数和(自身を含む): 187123584

約数和(自身を除く): 65216463

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 42373, 127119, 296611, 889833, 5805101, 17415303, 40635707, 121907121]

約数ペア:

[(1, 121907121), (3, 40635707), (7, 17415303), (21, 5805101), (137, 889833), (411, 296611), (959, 127119), (2877, 42373)]