12981495

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2819}}^1$

素因数の和:3134

約数の個数: 16

約数和(自身を含む): 20845440

約数和(自身を除く): 7863945

約数列:

[1, 3, 5, 15, 307, 921, 1535, 2819, 4605, 8457, 14095, 42285, 865433, 2596299, 4327165, 12981495]

約数ペア:

[(1, 12981495), (3, 4327165), (5, 2596299), (15, 865433), (307, 42285), (921, 14095), (1535, 8457), (2819, 4605)]