4208679

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:468

約数の個数: 20

約数和(自身を含む): 6342336

約数和(自身を除く): 2133657

約数列:

[1, 3, 9, 27, 81, 223, 233, 669, 699, 2007, 2097, 6021, 6291, 18063, 18873, 51959, 155877, 467631, 1402893, 4208679]

約数ペア:

[(1, 4208679), (3, 1402893), (9, 467631), (27, 155877), (81, 51959), (223, 18873), (233, 18063), (669, 6291), (699, 6021), (2007, 2097)]