199946646

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{258329}}^1$

素因数の和:258380

約数の個数: 24

約数和(自身を含む): 443294280

約数和(自身を除く): 243347634

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 258329, 516658, 774987, 1549974, 2324961, 4649922, 11108147, 22216294, 33324441, 66648882, 99973323, 199946646]

約数ペア:

[(1, 199946646), (2, 99973323), (3, 66648882), (6, 33324441), (9, 22216294), (18, 11108147), (43, 4649922), (86, 2324961), (129, 1549974), (258, 774987), (387, 516658), (774, 258329)]