172306290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{441811}}^1$

素因数の和:441834

約数の個数: 32

約数和(自身を含む): 445346496

約数和(自身を除く): 273040206

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 441811, 883622, 1325433, 2209055, 2650866, 4418110, 5743543, 6627165, 11487086, 13254330, 17230629, 28717715, 34461258, 57435430, 86153145, 172306290]

約数ペア:

[(1, 172306290), (2, 86153145), (3, 57435430), (5, 34461258), (6, 28717715), (10, 17230629), (13, 13254330), (15, 11487086), (26, 6627165), (30, 5743543), (39, 4418110), (65, 2650866), (78, 2209055), (130, 1325433), (195, 883622), (390, 441811)]