39908901

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{709}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 55209600

約数和(自身を除く): 15300699

約数列:

[1, 3, 29, 87, 647, 709, 1941, 2127, 18763, 20561, 56289, 61683, 458723, 1376169, 13302967, 39908901]

約数ペア:

[(1, 39908901), (3, 13302967), (29, 1376169), (87, 458723), (647, 61683), (709, 56289), (1941, 20561), (2127, 18763)]