64397877

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1667}}^1$

素因数の和:1912

約数の個数: 16

約数和(自身を含む): 87536640

約数和(自身を除く): 23138763

約数列:

[1, 3, 79, 163, 237, 489, 1667, 5001, 12877, 38631, 131693, 271721, 395079, 815163, 21465959, 64397877]

約数ペア:

[(1, 64397877), (3, 21465959), (79, 815163), (163, 395079), (237, 271721), (489, 131693), (1667, 38631), (5001, 12877)]