157831261

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{5309}}^1$

素因数の和:5484

約数の個数: 16

約数和(自身を含む): 187591680

約数和(自身を除く): 29760419

約数列:

[1, 7, 31, 137, 217, 959, 4247, 5309, 29729, 37163, 164579, 727333, 1152053, 5091331, 22547323, 157831261]

約数ペア:

[(1, 157831261), (7, 22547323), (31, 5091331), (137, 1152053), (217, 727333), (959, 164579), (4247, 37163), (5309, 29729)]