140168147

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{4787}}^1$

素因数の和:4930

約数の個数: 16

約数和(自身を含む): 165473280

約数和(自身を除く): 25305133

約数列:

[1, 7, 47, 89, 329, 623, 4183, 4787, 29281, 33509, 224989, 426043, 1574923, 2982301, 20024021, 140168147]

約数ペア:

[(1, 140168147), (7, 20024021), (47, 2982301), (89, 1574923), (329, 426043), (623, 224989), (4183, 33509), (4787, 29281)]