145731481

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 168480000

約数和(自身を除く): 22748519

約数列:

[1, 7, 199, 233, 449, 1393, 1631, 3143, 46367, 89351, 104617, 324569, 625457, 732319, 20818783, 145731481]

約数ペア:

[(1, 145731481), (7, 20818783), (199, 732319), (233, 625457), (449, 324569), (1393, 104617), (1631, 89351), (3143, 46367)]