12690978

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{15217}}^1$

素因数の和:15361

約数の個数: 16

約数和(自身を含む): 25566240

約数和(自身を除く): 12875262

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 15217, 30434, 45651, 91302, 2115163, 4230326, 6345489, 12690978]

約数ペア:

[(1, 12690978), (2, 6345489), (3, 4230326), (6, 2115163), (139, 91302), (278, 45651), (417, 30434), (834, 15217)]