28008216

素因数分解:

$2^3\times 3^2\times {\mathrm{389003}}^1$

素因数の和:389015

約数の個数: 24

約数和(自身を含む): 75855780

約数和(自身を除く): 47847564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389003, 778006, 1167009, 1556012, 2334018, 3112024, 3501027, 4668036, 7002054, 9336072, 14004108, 28008216]

約数ペア:

[(1, 28008216), (2, 14004108), (3, 9336072), (4, 7002054), (6, 4668036), (8, 3501027), (9, 3112024), (12, 2334018), (18, 1556012), (24, 1167009), (36, 778006), (72, 389003)]