19958904495

素因数分解:

$3^3\times 5^1\times {\mathrm{147843737}}^1$

素因数の和:147843751

約数の個数: 16

約数和(自身を含む): 35482497120

約数和(自身を除く): 15523592625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 147843737, 443531211, 739218685, 1330593633, 2217656055, 3991780899, 6652968165, 19958904495]

約数ペア:

[(1, 19958904495), (3, 6652968165), (5, 3991780899), (9, 2217656055), (15, 1330593633), (27, 739218685), (45, 443531211), (135, 147843737)]