28284651

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{829}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 43505280

約数和(自身を除く): 15220629

約数列:

[1, 3, 9, 17, 51, 153, 223, 669, 829, 2007, 2487, 3791, 7461, 11373, 14093, 34119, 42279, 126837, 184867, 554601, 1663803, 3142739, 9428217, 28284651]

約数ペア:

[(1, 28284651), (3, 9428217), (9, 3142739), (17, 1663803), (51, 554601), (153, 184867), (223, 126837), (669, 42279), (829, 34119), (2007, 14093), (2487, 11373), (3791, 7461)]