387640521

素因数分解:

$3^2\times {\mathrm{911}}^1\times {\mathrm{47279}}^1$

素因数の和:48196

約数の個数: 12

約数和(自身を含む): 560551680

約数和(自身を除く): 172911159

約数列:

[1, 3, 9, 911, 2733, 8199, 47279, 141837, 425511, 43071169, 129213507, 387640521]

約数ペア:

[(1, 387640521), (3, 129213507), (9, 43071169), (911, 425511), (2733, 141837), (8199, 47279)]