9920901

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 13713408

約数和(自身を除く): 3792507

約数列:

[1, 3, 47, 71, 141, 213, 991, 2973, 3337, 10011, 46577, 70361, 139731, 211083, 3306967, 9920901]

約数ペア:

[(1, 9920901), (3, 3306967), (47, 211083), (71, 139731), (141, 70361), (213, 46577), (991, 10011), (2973, 3337)]