123940005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1180381}}^1$

素因数の和:1180396

約数の個数: 16

約数和(自身を含む): 226633344

約数和(自身を除く): 102693339

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1180381, 3541143, 5901905, 8262667, 17705715, 24788001, 41313335, 123940005]

約数ペア:

[(1, 123940005), (3, 41313335), (5, 24788001), (7, 17705715), (15, 8262667), (21, 5901905), (35, 3541143), (105, 1180381)]