2691495

素因数分解:

$3^3\times 5^1\times {\mathrm{19937}}^1$

素因数の和:19951

約数の個数: 16

約数和(自身を含む): 4785120

約数和(自身を除く): 2093625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 19937, 59811, 99685, 179433, 299055, 538299, 897165, 2691495]

約数ペア:

[(1, 2691495), (3, 897165), (5, 538299), (9, 299055), (15, 179433), (27, 99685), (45, 59811), (135, 19937)]