7408791

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{4871}}^1$

素因数の和:4903

約数の個数: 18

約数和(自身を含む): 11590488

約数和(自身を除く): 4181697

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 4871, 14613, 43839, 63323, 189969, 569907, 823199, 2469597, 7408791]

約数ペア:

[(1, 7408791), (3, 2469597), (9, 823199), (13, 569907), (39, 189969), (117, 63323), (169, 43839), (507, 14613), (1521, 4871)]