61644969

素因数分解:

$3^7\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 93991680

約数和(自身を除く): 32346711

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 397, 639, 729, 1191, 1917, 2187, 3573, 5751, 10719, 17253, 28187, 32157, 51759, 84561, 96471, 155277, 253683, 289413, 761049, 868239, 2283147, 6849441, 20548323, 61644969]

約数ペア:

[(1, 61644969), (3, 20548323), (9, 6849441), (27, 2283147), (71, 868239), (81, 761049), (213, 289413), (243, 253683), (397, 155277), (639, 96471), (729, 84561), (1191, 51759), (1917, 32157), (2187, 28187), (3573, 17253), (5751, 10719)]