15312357

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 23182848

約数和(自身を除く): 7870491

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 773, 2201, 2319, 6603, 6957, 19809, 23963, 54883, 71889, 164649, 215667, 493947, 1701373, 5104119, 15312357]

約数ペア:

[(1, 15312357), (3, 5104119), (9, 1701373), (31, 493947), (71, 215667), (93, 164649), (213, 71889), (279, 54883), (639, 23963), (773, 19809), (2201, 6957), (2319, 6603)]