64869564604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1247491627}}^1$

素因数の和:1247491644

約数の個数: 12

約数和(自身を含む): 122254179544

約数和(自身を除く): 57384614940

約数列:

[1, 2, 4, 13, 26, 52, 1247491627, 2494983254, 4989966508, 16217391151, 32434782302, 64869564604]

約数ペア:

[(1, 64869564604), (2, 32434782302), (4, 16217391151), (13, 4989966508), (26, 2494983254), (52, 1247491627)]