128661239

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{6691}}^1$

素因数の和:6806

約数の個数: 16

約数和(自身を含む): 152898816

約数和(自身を除く): 24237577

約数列:

[1, 7, 41, 67, 287, 469, 2747, 6691, 19229, 46837, 274331, 448297, 1920317, 3138079, 18380177, 128661239]

約数ペア:

[(1, 128661239), (7, 18380177), (41, 3138079), (67, 1920317), (287, 448297), (469, 274331), (2747, 46837), (6691, 19229)]