55562355

素因数分解:

$3^4\times 5^1\times {\mathrm{137191}}^1$

素因数の和:137208

約数の個数: 20

約数和(自身を含む): 99601392

約数和(自身を除く): 44039037

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 137191, 411573, 685955, 1234719, 2057865, 3704157, 6173595, 11112471, 18520785, 55562355]

約数ペア:

[(1, 55562355), (3, 18520785), (5, 11112471), (9, 6173595), (15, 3704157), (27, 2057865), (45, 1234719), (81, 685955), (135, 411573), (405, 137191)]