28239759

素因数分解:

$3^5\times {\mathrm{251}}^1\times {\mathrm{463}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 42561792

約数和(自身を除く): 14322033

約数列:

[1, 3, 9, 27, 81, 243, 251, 463, 753, 1389, 2259, 4167, 6777, 12501, 20331, 37503, 60993, 112509, 116213, 348639, 1045917, 3137751, 9413253, 28239759]

約数ペア:

[(1, 28239759), (3, 9413253), (9, 3137751), (27, 1045917), (81, 348639), (243, 116213), (251, 112509), (463, 60993), (753, 37503), (1389, 20331), (2259, 12501), (4167, 6777)]