40471011

素因数分解:

$3^2\times 7^2\times {\mathrm{91771}}^1$

素因数の和:91791

約数の個数: 18

約数和(自身を含む): 68003052

約数和(自身を除く): 27532041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 91771, 275313, 642397, 825939, 1927191, 4496779, 5781573, 13490337, 40471011]

約数ペア:

[(1, 40471011), (3, 13490337), (7, 5781573), (9, 4496779), (21, 1927191), (49, 825939), (63, 642397), (147, 275313), (441, 91771)]