168720181

素因数分解:

$7^2\times {\mathrm{653}}^1\times {\mathrm{5273}}^1$

素因数の和:5940

約数の個数: 12

約数和(自身を含む): 196604172

約数和(自身を除く): 27883991

約数列:

[1, 7, 49, 653, 4571, 5273, 31997, 36911, 258377, 3443269, 24102883, 168720181]

約数ペア:

[(1, 168720181), (7, 24102883), (49, 3443269), (653, 258377), (4571, 36911), (5273, 31997)]