28159605

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5741}}^1$

素因数の和:5861

約数の個数: 24

約数和(自身を含む): 49266360

約数和(自身を除く): 21106755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 5741, 17223, 28705, 51669, 86115, 258345, 625769, 1877307, 3128845, 5631921, 9386535, 28159605]

約数ペア:

[(1, 28159605), (3, 9386535), (5, 5631921), (9, 3128845), (15, 1877307), (45, 625769), (109, 258345), (327, 86115), (545, 51669), (981, 28705), (1635, 17223), (4905, 5741)]