251570202221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2490227}}^1$

素因数の和:2490668

約数の個数: 16

約数和(自身を含む): 285878174400

約数和(自身を除く): 34307972179

約数列:

[1, 13, 19, 247, 409, 5317, 7771, 101023, 2490227, 32372951, 47314313, 615086069, 1018502843, 13240536959, 19351554017, 251570202221]

約数ペア:

[(1, 251570202221), (13, 19351554017), (19, 13240536959), (247, 1018502843), (409, 615086069), (5317, 47314313), (7771, 32372951), (101023, 2490227)]