26857719

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3067}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 44670080

約数和(自身を除く): 17812361

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 3067, 8757, 9201, 21469, 27603, 64407, 193221, 426313, 1278939, 2984191, 3836817, 8952573, 26857719]

約数ペア:

[(1, 26857719), (3, 8952573), (7, 3836817), (9, 2984191), (21, 1278939), (63, 426313), (139, 193221), (417, 64407), (973, 27603), (1251, 21469), (2919, 9201), (3067, 8757)]