489712705

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{42751}}^1$

素因数の和:42864

約数の個数: 16

約数和(自身を含む): 615628800

約数和(自身を除く): 125916095

約数列:

[1, 5, 29, 79, 145, 395, 2291, 11455, 42751, 213755, 1239779, 3377329, 6198895, 16886645, 97942541, 489712705]

約数ペア:

[(1, 489712705), (5, 97942541), (29, 16886645), (79, 6198895), (145, 3377329), (395, 1239779), (2291, 213755), (11455, 42751)]