64445913

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2551}}^1$

素因数の和:2965

約数の個数: 24

約数和(自身を含む): 106694016

約数和(自身を除く): 42248103

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2551, 2807, 3609, 7653, 8421, 17857, 22959, 25263, 53571, 160713, 1022951, 3068853, 7160657, 9206559, 21481971, 64445913]

約数ペア:

[(1, 64445913), (3, 21481971), (7, 9206559), (9, 7160657), (21, 3068853), (63, 1022951), (401, 160713), (1203, 53571), (2551, 25263), (2807, 22959), (3609, 17857), (7653, 8421)]