28008648

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{5479}}^1$

素因数の和:5562

約数の個数: 48

約数和(自身を含む): 76939200

約数和(自身を除く): 48930552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 5479, 10958, 16437, 21916, 32874, 43832, 49311, 65748, 98622, 131496, 197244, 389009, 394488, 778018, 1167027, 1556036, 2334054, 3112072, 3501081, 4668108, 7002162, 9336216, 14004324, 28008648]

約数ペア:

[(1, 28008648), (2, 14004324), (3, 9336216), (4, 7002162), (6, 4668108), (8, 3501081), (9, 3112072), (12, 2334054), (18, 1556036), (24, 1167027), (36, 778018), (71, 394488), (72, 389009), (142, 197244), (213, 131496), (284, 98622), (426, 65748), (568, 49311), (639, 43832), (852, 32874), (1278, 21916), (1704, 16437), (2556, 10958), (5112, 5479)]