16505505

素因数分解:

$3^3\times 5^1\times {\mathrm{122263}}^1$

素因数の和:122277

約数の個数: 16

約数和(自身を含む): 29343360

約数和(自身を除く): 12837855

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 122263, 366789, 611315, 1100367, 1833945, 3301101, 5501835, 16505505]

約数ペア:

[(1, 16505505), (3, 5501835), (5, 3301101), (9, 1833945), (15, 1100367), (27, 611315), (45, 366789), (135, 122263)]