28652985

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{17209}}^1$

素因数の和:17257

約数の個数: 24

約数和(自身を含む): 51010440

約数和(自身を除く): 22357455

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 17209, 51627, 86045, 154881, 258135, 636733, 774405, 1910199, 3183665, 5730597, 9550995, 28652985]

約数ペア:

[(1, 28652985), (3, 9550995), (5, 5730597), (9, 3183665), (15, 1910199), (37, 774405), (45, 636733), (111, 258135), (185, 154881), (333, 86045), (555, 51627), (1665, 17209)]