121009239

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{79559}}^1$

素因数の和:79591

約数の個数: 18

約数和(自身を含む): 189273240

約数和(自身を除く): 68264001

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 79559, 238677, 716031, 1034267, 3102801, 9308403, 13445471, 40336413, 121009239]

約数ペア:

[(1, 121009239), (3, 40336413), (9, 13445471), (13, 9308403), (39, 3102801), (117, 1034267), (169, 716031), (507, 238677), (1521, 79559)]