251130861

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{27437}}^1$

素因数の和:27562

約数の個数: 20

約数和(自身を含む): 378479772

約数和(自身を除く): 127348911

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 3051, 9153, 27437, 82311, 246933, 740799, 2222397, 3100381, 9301143, 27903429, 83710287, 251130861]

約数ペア:

[(1, 251130861), (3, 83710287), (9, 27903429), (27, 9301143), (81, 3100381), (113, 2222397), (339, 740799), (1017, 246933), (3051, 82311), (9153, 27437)]