31221268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{13963}}^1$

素因数の和:14023

約数の個数: 24

約数和(自身を含む): 60212768

約数和(自身を除く): 28991500

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 13963, 27926, 55852, 181519, 363038, 600409, 726076, 1200818, 2401636, 7805317, 15610634, 31221268]

約数ペア:

[(1, 31221268), (2, 15610634), (4, 7805317), (13, 2401636), (26, 1200818), (43, 726076), (52, 600409), (86, 363038), (172, 181519), (559, 55852), (1118, 27926), (2236, 13963)]