12912015

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6571}}^1$

素因数の和:6710

約数の個数: 16

約数和(自身を含む): 20820096

約数和(自身を除く): 7908081

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 6571, 19713, 32855, 98565, 860801, 2582403, 4304005, 12912015]

約数ペア:

[(1, 12912015), (3, 4304005), (5, 2582403), (15, 860801), (131, 98565), (393, 32855), (655, 19713), (1965, 6571)]