28094339

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 37330944

約数和(自身を除く): 9236605

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 299, 403, 433, 713, 2093, 2821, 3031, 4991, 5629, 9269, 9959, 13423, 39403, 64883, 69713, 93961, 129467, 174499, 308729, 906269, 1221493, 2161103, 4013477, 28094339]

約数ペア:

[(1, 28094339), (7, 4013477), (13, 2161103), (23, 1221493), (31, 906269), (91, 308729), (161, 174499), (217, 129467), (299, 93961), (403, 69713), (433, 64883), (713, 39403), (2093, 13423), (2821, 9959), (3031, 9269), (4991, 5629)]