31986513

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8819}}^1$

素因数の和:8869

約数の個数: 24

約数和(自身を含む): 51367680

約数和(自身を除く): 19381167

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 8819, 26457, 79371, 114647, 273389, 343941, 820167, 1031823, 2460501, 3554057, 10662171, 31986513]

約数ペア:

[(1, 31986513), (3, 10662171), (9, 3554057), (13, 2460501), (31, 1031823), (39, 820167), (93, 343941), (117, 273389), (279, 114647), (403, 79371), (1209, 26457), (3627, 8819)]