1330408947

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{71263}}^1$

素因数の和:71407

約数の個数: 24

約数和(自身を含む): 2079768576

約数和(自身を除く): 749359629

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 2667, 6223, 18669, 71263, 213789, 498841, 1496523, 3491887, 9050401, 10475661, 27151203, 63352807, 190058421, 443469649, 1330408947]

約数ペア:

[(1, 1330408947), (3, 443469649), (7, 190058421), (21, 63352807), (49, 27151203), (127, 10475661), (147, 9050401), (381, 3491887), (889, 1496523), (2667, 498841), (6223, 213789), (18669, 71263)]