31455039

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12379}}^1$

素因数の和:12411

約数の個数: 24

約数和(自身を含む): 52689280

約数和(自身を除く): 21234241

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 12379, 37137, 86653, 136169, 259959, 408507, 953183, 1497859, 2859549, 4493577, 10485013, 31455039]

約数ペア:

[(1, 31455039), (3, 10485013), (7, 4493577), (11, 2859549), (21, 1497859), (33, 953183), (77, 408507), (121, 259959), (231, 136169), (363, 86653), (847, 37137), (2541, 12379)]