28788890031

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{457}}^1\times {\mathrm{57847}}^1$

素因数の和:58332

約数の個数: 36

約数和(自身を含む): 45808789936

約数和(自身を除く): 17019899905

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 457, 1089, 1371, 4113, 5027, 15081, 45243, 55297, 57847, 165891, 173541, 497673, 520623, 636317, 1908951, 5726853, 6999487, 20998461, 26436079, 62995383, 79308237, 237924711, 290796869, 872390607, 2617171821, 3198765559, 9596296677, 28788890031]

約数ペア:

[(1, 28788890031), (3, 9596296677), (9, 3198765559), (11, 2617171821), (33, 872390607), (99, 290796869), (121, 237924711), (363, 79308237), (457, 62995383), (1089, 26436079), (1371, 20998461), (4113, 6999487), (5027, 5726853), (15081, 1908951), (45243, 636317), (55297, 520623), (57847, 497673), (165891, 173541)]