2005285677

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{3919}}^1$

素因数の和:4145

約数の個数: 32

約数和(自身を含む): 2890137600

約数和(自身を除く): 884851923

約数列:

[1, 3, 17, 51, 79, 127, 237, 381, 1343, 2159, 3919, 4029, 6477, 10033, 11757, 30099, 66623, 170561, 199869, 309601, 497713, 511683, 928803, 1493139, 5263217, 8461121, 15789651, 25383363, 39319327, 117957981, 668428559, 2005285677]

約数ペア:

[(1, 2005285677), (3, 668428559), (17, 117957981), (51, 39319327), (79, 25383363), (127, 15789651), (237, 8461121), (381, 5263217), (1343, 1493139), (2159, 928803), (3919, 511683), (4029, 497713), (6477, 309601), (10033, 199869), (11757, 170561), (30099, 66623)]