51435891

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{48847}}^1$

素因数の和:48872

約数の個数: 20

約数和(自身を含む): 82748512

約数和(自身を除く): 31312621

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 48847, 146541, 439623, 635011, 1318869, 1905033, 3956607, 5715099, 17145297, 51435891]

約数ペア:

[(1, 51435891), (3, 17145297), (9, 5715099), (13, 3956607), (27, 1905033), (39, 1318869), (81, 635011), (117, 439623), (351, 146541), (1053, 48847)]