28890849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 44154880

約数和(自身を除く): 15264031

約数列:

[1, 3, 13, 19, 39, 57, 127, 247, 307, 381, 741, 921, 1651, 2413, 3991, 4953, 5833, 7239, 11973, 17499, 31369, 38989, 75829, 94107, 116967, 227487, 506857, 740791, 1520571, 2222373, 9630283, 28890849]

約数ペア:

[(1, 28890849), (3, 9630283), (13, 2222373), (19, 1520571), (39, 740791), (57, 506857), (127, 227487), (247, 116967), (307, 94107), (381, 75829), (741, 38989), (921, 31369), (1651, 17499), (2413, 11973), (3991, 7239), (4953, 5833)]