51556905

素因数分解:

$3^4\times 5^1\times {\mathrm{127301}}^1$

素因数の和:127318

約数の個数: 20

約数和(自身を含む): 92421252

約数和(自身を除く): 40864347

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 127301, 381903, 636505, 1145709, 1909515, 3437127, 5728545, 10311381, 17185635, 51556905]

約数ペア:

[(1, 51556905), (3, 17185635), (5, 10311381), (9, 5728545), (15, 3437127), (27, 1909515), (45, 1145709), (81, 636505), (135, 381903), (405, 127301)]