12975315

素因数分解:

$3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1553}}^1$

素因数の和:2118

約数の個数: 16

約数和(自身を含む): 20811168

約数和(自身を除く): 7835853

約数列:

[1, 3, 5, 15, 557, 1553, 1671, 2785, 4659, 7765, 8355, 23295, 865021, 2595063, 4325105, 12975315]

約数ペア:

[(1, 12975315), (3, 4325105), (5, 2595063), (15, 865021), (557, 23295), (1553, 8355), (1671, 7765), (2785, 4659)]