64704969

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6301}}^1$

素因数の和:6477

約数の個数: 24

約数和(自身を含む): 107486912

約数和(自身を除く): 42781943

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 6301, 10269, 18903, 44107, 56709, 132321, 396963, 1027063, 3081189, 7189441, 9243567, 21568323, 64704969]

約数ペア:

[(1, 64704969), (3, 21568323), (7, 9243567), (9, 7189441), (21, 3081189), (63, 1027063), (163, 396963), (489, 132321), (1141, 56709), (1467, 44107), (3423, 18903), (6301, 10269)]