201216717

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{191089}}^1$

素因数の和:191114

約数の個数: 20

約数和(自身を含む): 323706460

約数和(自身を除く): 122489743

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 191089, 573267, 1719801, 2484157, 5159403, 7452471, 15478209, 22357413, 67072239, 201216717]

約数ペア:

[(1, 201216717), (3, 67072239), (9, 22357413), (13, 15478209), (27, 7452471), (39, 5159403), (81, 2484157), (117, 1719801), (351, 573267), (1053, 191089)]