142020009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{686087}}^1$

素因数の和:686116

約数の個数: 12

約数和(自身を含む): 214059456

約数和(自身を除く): 72039447

約数列:

[1, 3, 9, 23, 69, 207, 686087, 2058261, 6174783, 15780001, 47340003, 142020009]

約数ペア:

[(1, 142020009), (3, 47340003), (9, 15780001), (23, 6174783), (69, 2058261), (207, 686087)]