87172057

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 110073600

約数和(自身を除く): 22901543

約数列:

[1, 7, 19, 29, 97, 133, 203, 233, 551, 679, 1631, 1843, 2813, 3857, 4427, 6757, 12901, 19691, 22601, 30989, 47299, 53447, 128383, 158207, 374129, 429419, 655429, 898681, 3005933, 4588003, 12453151, 87172057]

約数ペア:

[(1, 87172057), (7, 12453151), (19, 4588003), (29, 3005933), (97, 898681), (133, 655429), (203, 429419), (233, 374129), (551, 158207), (679, 128383), (1631, 53447), (1843, 47299), (2813, 30989), (3857, 22601), (4427, 19691), (6757, 12901)]