28514805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4019}}^1$

素因数の和:4081

約数の個数: 32

約数和(自身を含む): 50941440

約数和(自身を除く): 22426635

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 4019, 7095, 12057, 20095, 44209, 60285, 132627, 172817, 221045, 518451, 663135, 864085, 1900987, 2592255, 5702961, 9504935, 28514805]

約数ペア:

[(1, 28514805), (3, 9504935), (5, 5702961), (11, 2592255), (15, 1900987), (33, 864085), (43, 663135), (55, 518451), (129, 221045), (165, 172817), (215, 132627), (473, 60285), (645, 44209), (1419, 20095), (2365, 12057), (4019, 7095)]