140925421

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{221233}}^1$

素因数の和:221260

約数の個数: 12

約数和(自身を含む): 176544732

約数和(自身を除く): 35619311

約数列:

[1, 7, 13, 49, 91, 637, 221233, 1548631, 2876029, 10840417, 20132203, 140925421]

約数ペア:

[(1, 140925421), (7, 20132203), (13, 10840417), (49, 2876029), (91, 1548631), (637, 221233)]