40559449

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 49256768

約数和(自身を除く): 8697319

約数列:

[1, 7, 43, 47, 61, 301, 329, 427, 2021, 2209, 2623, 2867, 14147, 15463, 18361, 20069, 94987, 123281, 134749, 664909, 862967, 943243, 5794207, 40559449]

約数ペア:

[(1, 40559449), (7, 5794207), (43, 943243), (47, 862967), (61, 664909), (301, 134749), (329, 123281), (427, 94987), (2021, 20069), (2209, 18361), (2623, 15463), (2867, 14147)]