261034670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2007959}}^1$

素因数の和:2007979

約数の個数: 16

約数和(自身を含む): 506005920

約数和(自身を除く): 244971250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2007959, 4015918, 10039795, 20079590, 26103467, 52206934, 130517335, 261034670]

約数ペア:

[(1, 261034670), (2, 130517335), (5, 52206934), (10, 26103467), (13, 20079590), (26, 10039795), (65, 4015918), (130, 2007959)]