260070831

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{78311}}^1$

素因数の和:78364

約数の個数: 20

約数和(自身を含む): 397981584

約数和(自身を除く): 137910753

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 78311, 234933, 704799, 2114397, 3210751, 6343191, 9632253, 28896759, 86690277, 260070831]

約数ペア:

[(1, 260070831), (3, 86690277), (9, 28896759), (27, 9632253), (41, 6343191), (81, 3210751), (123, 2114397), (369, 704799), (1107, 234933), (3321, 78311)]