128766165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{780401}}^1$

素因数の和:780420

約数の個数: 16

約数和(自身を含む): 224755776

約数和(自身を除く): 95989611

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 780401, 2341203, 3902005, 8584411, 11706015, 25753233, 42922055, 128766165]

約数ペア:

[(1, 128766165), (3, 42922055), (5, 25753233), (11, 11706015), (15, 8584411), (33, 3902005), (55, 2341203), (165, 780401)]