28242549

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 42471000

約数和(自身を除く): 14228451

約数列:

[1, 3, 9, 29, 87, 241, 261, 449, 723, 1347, 2169, 4041, 6989, 13021, 20967, 39063, 62901, 108209, 117189, 324627, 973881, 3138061, 9414183, 28242549]

約数ペア:

[(1, 28242549), (3, 9414183), (9, 3138061), (29, 973881), (87, 324627), (241, 117189), (261, 108209), (449, 62901), (723, 39063), (1347, 20967), (2169, 13021), (4041, 6989)]