198796444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{645443}}^1$

素因数の和:645465

約数の個数: 24

約数和(自身を含む): 433738368

約数和(自身を除く): 234941924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 645443, 1290886, 2581772, 4518101, 7099873, 9036202, 14199746, 18072404, 28399492, 49699111, 99398222, 198796444]

約数ペア:

[(1, 198796444), (2, 99398222), (4, 49699111), (7, 28399492), (11, 18072404), (14, 14199746), (22, 9036202), (28, 7099873), (44, 4518101), (77, 2581772), (154, 1290886), (308, 645443)]