16662261

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4243}}^1$

素因数の和:4281

約数の個数: 32

約数和(自身を含む): 29334528

約数和(自身を除く): 12672267

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4243, 12729, 29701, 46673, 72131, 89103, 140019, 216393, 326711, 504917, 793441, 980133, 1514751, 2380323, 5554087, 16662261]

約数ペア:

[(1, 16662261), (3, 5554087), (7, 2380323), (11, 1514751), (17, 980133), (21, 793441), (33, 504917), (51, 326711), (77, 216393), (119, 140019), (187, 89103), (231, 72131), (357, 46673), (561, 29701), (1309, 12729), (3927, 4243)]