51720444

素因数分解:

$2^2\times 3^4\times {\mathrm{159631}}^1$

素因数の和:159647

約数の個数: 30

約数和(自身を含む): 135208304

約数和(自身を除く): 83487860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 159631, 319262, 478893, 638524, 957786, 1436679, 1915572, 2873358, 4310037, 5746716, 8620074, 12930111, 17240148, 25860222, 51720444]

約数ペア:

[(1, 51720444), (2, 25860222), (3, 17240148), (4, 12930111), (6, 8620074), (9, 5746716), (12, 4310037), (18, 2873358), (27, 1915572), (36, 1436679), (54, 957786), (81, 638524), (108, 478893), (162, 319262), (324, 159631)]