64539027

素因数分解:

$3^2\times 7^2\times {\mathrm{146347}}^1$

素因数の和:146367

約数の個数: 18

約数和(自身を含む): 108443868

約数和(自身を除く): 43904841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 146347, 439041, 1024429, 1317123, 3073287, 7171003, 9219861, 21513009, 64539027]

約数ペア:

[(1, 64539027), (3, 21513009), (7, 9219861), (9, 7171003), (21, 3073287), (49, 1317123), (63, 1024429), (147, 439041), (441, 146347)]