139237491

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{15559}}^1$

素因数の和:15738

約数の個数: 16

約数和(自身を含む): 196678400

約数和(自身を除く): 57440909

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 15559, 46677, 295621, 886863, 2442763, 7328289, 46412497, 139237491]

約数ペア:

[(1, 139237491), (3, 46412497), (19, 7328289), (57, 2442763), (157, 886863), (471, 295621), (2983, 46677), (8949, 15559)]