6643221

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{13103}}^1$

素因数の和:13132

約数の個数: 12

約数和(自身を含む): 9592128

約数和(自身を除く): 2948907

約数列:

[1, 3, 13, 39, 169, 507, 13103, 39309, 170339, 511017, 2214407, 6643221]

約数ペア:

[(1, 6643221), (3, 2214407), (13, 511017), (39, 170339), (169, 39309), (507, 13103)]