17991831

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2467}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 29852928

約数和(自身を除く): 11861097

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2467, 7293, 7401, 27137, 32071, 41939, 81411, 96213, 125817, 352781, 461329, 545207, 1058343, 1383987, 1635621, 5997277, 17991831]

約数ペア:

[(1, 17991831), (3, 5997277), (11, 1635621), (13, 1383987), (17, 1058343), (33, 545207), (39, 461329), (51, 352781), (143, 125817), (187, 96213), (221, 81411), (429, 41939), (561, 32071), (663, 27137), (2431, 7401), (2467, 7293)]