249729759

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{2131}}^1$

素因数の和:2615

約数の個数: 24

約数和(自身を含む): 374166000

約数和(自身を除く): 124436241

約数列:

[1, 3, 9, 29, 87, 261, 449, 1347, 2131, 4041, 6393, 13021, 19179, 39063, 61799, 117189, 185397, 556191, 956819, 2870457, 8611371, 27747751, 83243253, 249729759]

約数ペア:

[(1, 249729759), (3, 83243253), (9, 27747751), (29, 8611371), (87, 2870457), (261, 956819), (449, 556191), (1347, 185397), (2131, 117189), (4041, 61799), (6393, 39063), (13021, 19179)]