64016781

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{15889}}^1$

素因数の和:15988

約数の個数: 16

約数和(自身を含む): 91526400

約数和(自身を除く): 27509619

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 15889, 47667, 270113, 810339, 1255231, 3765693, 21338927, 64016781]

約数ペア:

[(1, 64016781), (3, 21338927), (17, 3765693), (51, 1255231), (79, 810339), (237, 270113), (1343, 47667), (4029, 15889)]