297432009

素因数分解:

$3^2\times 7^2\times {\mathrm{674449}}^1$

素因数の和:674469

約数の個数: 18

約数和(自身を含む): 499767450

約数和(自身を除く): 202335441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 674449, 2023347, 4721143, 6070041, 14163429, 33048001, 42490287, 99144003, 297432009]

約数ペア:

[(1, 297432009), (3, 99144003), (7, 42490287), (9, 33048001), (21, 14163429), (49, 6070041), (63, 4721143), (147, 2023347), (441, 674449)]