12390669

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 18720000

約数和(自身を除く): 6329331

約数列:

[1, 3, 9, 31, 89, 93, 267, 279, 499, 801, 1497, 2759, 4491, 8277, 15469, 24831, 44411, 46407, 133233, 139221, 399699, 1376741, 4130223, 12390669]

約数ペア:

[(1, 12390669), (3, 4130223), (9, 1376741), (31, 399699), (89, 139221), (93, 133233), (267, 46407), (279, 44411), (499, 24831), (801, 15469), (1497, 8277), (2759, 4491)]