12690105

素因数分解:

$3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2131}}^1$

素因数の和:2536

約数の個数: 16

約数和(自身を含む): 20364864

約数和(自身を除く): 7674759

約数列:

[1, 3, 5, 15, 397, 1191, 1985, 2131, 5955, 6393, 10655, 31965, 846007, 2538021, 4230035, 12690105]

約数ペア:

[(1, 12690105), (3, 4230035), (5, 2538021), (15, 846007), (397, 31965), (1191, 10655), (1985, 6393), (2131, 5955)]