39440009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 47308800

約数和(自身を除く): 7868791

約数列:

[1, 7, 23, 161, 199, 1231, 1393, 4577, 8617, 28313, 32039, 198191, 244969, 1714783, 5634287, 39440009]

約数ペア:

[(1, 39440009), (7, 5634287), (23, 1714783), (161, 244969), (199, 198191), (1231, 32039), (1393, 28313), (4577, 8617)]