281161419

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71597}}^1$

素因数の和:71635

約数の個数: 32

約数和(自身を含む): 494885376

約数和(自身を除く): 213723957

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 71597, 214791, 501179, 787567, 1217149, 1503537, 2362701, 3651447, 5512969, 8520043, 13388639, 16538907, 25560129, 40165917, 93720473, 281161419]

約数ペア:

[(1, 281161419), (3, 93720473), (7, 40165917), (11, 25560129), (17, 16538907), (21, 13388639), (33, 8520043), (51, 5512969), (77, 3651447), (119, 2362701), (187, 1503537), (231, 1217149), (357, 787567), (561, 501179), (1309, 214791), (3927, 71597)]