631032009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{257459}}^1$

素因数の和:257524

約数の個数: 16

約数和(自身を含む): 906259200

約数和(自身を除く): 275227191

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 257459, 772377, 4891721, 11070737, 14675163, 33212211, 210344003, 631032009]

約数ペア:

[(1, 631032009), (3, 210344003), (19, 33212211), (43, 14675163), (57, 11070737), (129, 4891721), (817, 772377), (2451, 257459)]