1279815

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2130

約数の個数: 16

約数和(自身を含む): 2098656

約数和(自身を除く): 818841

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 2081, 6243, 10405, 31215, 85321, 255963, 426605, 1279815]

約数ペア:

[(1, 1279815), (3, 426605), (5, 255963), (15, 85321), (41, 31215), (123, 10405), (205, 6243), (615, 2081)]