28756872

素因数分解:

$2^3\times 3^2\times {\mathrm{399401}}^1$

素因数の和:399413

約数の個数: 24

約数和(自身を含む): 77883390

約数和(自身を除く): 49126518

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 399401, 798802, 1198203, 1597604, 2396406, 3195208, 3594609, 4792812, 7189218, 9585624, 14378436, 28756872]

約数ペア:

[(1, 28756872), (2, 14378436), (3, 9585624), (4, 7189218), (6, 4792812), (8, 3594609), (9, 3195208), (12, 2396406), (18, 1597604), (24, 1198203), (36, 798802), (72, 399401)]