156939391

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{5279}}^1$

素因数の和:5454

約数の個数: 16

約数和(自身を含む): 186531840

約数和(自身を除く): 29592449

約数列:

[1, 7, 31, 137, 217, 959, 4247, 5279, 29729, 36953, 163649, 723223, 1145543, 5062561, 22419913, 156939391]

約数ペア:

[(1, 156939391), (7, 22419913), (31, 5062561), (137, 1145543), (217, 723223), (959, 163649), (4247, 36953), (5279, 29729)]