81026655

素因数分解:

$3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{19501}}^1$

素因数の和:19786

約数の個数: 16

約数和(自身を含む): 130117344

約数和(自身を除く): 49090689

約数列:

[1, 3, 5, 15, 277, 831, 1385, 4155, 19501, 58503, 97505, 292515, 5401777, 16205331, 27008885, 81026655]

約数ペア:

[(1, 81026655), (3, 27008885), (5, 16205331), (15, 5401777), (277, 292515), (831, 97505), (1385, 58503), (4155, 19501)]