251015571

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{226753}}^1$

素因数の和:226803

約数の個数: 16

約数和(自身を含む): 380946720

約数和(自身を除く): 129931149

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 226753, 680259, 2040777, 6122331, 9296873, 27890619, 83671857, 251015571]

約数ペア:

[(1, 251015571), (3, 83671857), (9, 27890619), (27, 9296873), (41, 6122331), (123, 2040777), (369, 680259), (1107, 226753)]