7974967

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 11096064

約数和(自身を除く): 3121097

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 257, 341, 403, 1001, 1799, 2387, 2821, 2827, 3341, 4433, 7967, 19789, 23387, 31031, 36751, 55769, 87637, 103571, 257257, 613459, 724997, 1139281, 7974967]

約数ペア:

[(1, 7974967), (7, 1139281), (11, 724997), (13, 613459), (31, 257257), (77, 103571), (91, 87637), (143, 55769), (217, 36751), (257, 31031), (341, 23387), (403, 19789), (1001, 7967), (1799, 4433), (2387, 3341), (2821, 2827)]