137909905

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{49877}}^1$

素因数の和:49968

約数の個数: 16

約数和(自身を含む): 191531520

約数和(自身を除く): 53621615

約数列:

[1, 5, 7, 35, 79, 395, 553, 2765, 49877, 249385, 349139, 1745695, 3940283, 19701415, 27581981, 137909905]

約数ペア:

[(1, 137909905), (5, 27581981), (7, 19701415), (35, 3940283), (79, 1745695), (395, 349139), (553, 249385), (2765, 49877)]