39943215

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68279}}^1$

素因数の和:68303

約数の個数: 24

約数和(自身を含む): 74561760

約数和(自身を除く): 34618545

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 68279, 204837, 341395, 614511, 887627, 1024185, 2662881, 3072555, 4438135, 7988643, 13314405, 39943215]

約数ペア:

[(1, 39943215), (3, 13314405), (5, 7988643), (9, 4438135), (13, 3072555), (15, 2662881), (39, 1024185), (45, 887627), (65, 614511), (117, 341395), (195, 204837), (585, 68279)]