55565366985

素因数分解:

$3^4\times 5^1\times {\mathrm{137198437}}^1$

素因数の和:137198454

約数の個数: 20

約数和(自身を含む): 99606065988

約数和(自身を除く): 44040699003

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 137198437, 411595311, 685992185, 1234785933, 2057976555, 3704357799, 6173929665, 11113073397, 18521788995, 55565366985]

約数ペア:

[(1, 55565366985), (3, 18521788995), (5, 11113073397), (9, 6173929665), (15, 3704357799), (27, 2057976555), (45, 1234785933), (81, 685992185), (135, 411595311), (405, 137198437)]