28163115

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9341}}^1$

素因数の和:9419

約数の個数: 24

約数和(自身を含む): 49549968

約数和(自身を除く): 21386853

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 9341, 28023, 46705, 84069, 140115, 420345, 625847, 1877541, 3129235, 5632623, 9387705, 28163115]

約数ペア:

[(1, 28163115), (3, 9387705), (5, 5632623), (9, 3129235), (15, 1877541), (45, 625847), (67, 420345), (201, 140115), (335, 84069), (603, 46705), (1005, 28023), (3015, 9341)]