27993996

素因数分解:

$2^2\times 3^2\times {\mathrm{389}}^1\times {\mathrm{1999}}^1$

素因数の和:2398

約数の個数: 36

約数和(自身を含む): 70980000

約数和(自身を除く): 42986004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 389, 778, 1167, 1556, 1999, 2334, 3501, 3998, 4668, 5997, 7002, 7996, 11994, 14004, 17991, 23988, 35982, 71964, 777611, 1555222, 2332833, 3110444, 4665666, 6998499, 9331332, 13996998, 27993996]

約数ペア:

[(1, 27993996), (2, 13996998), (3, 9331332), (4, 6998499), (6, 4665666), (9, 3110444), (12, 2332833), (18, 1555222), (36, 777611), (389, 71964), (778, 35982), (1167, 23988), (1556, 17991), (1999, 14004), (2334, 11994), (3501, 7996), (3998, 7002), (4668, 5997)]