28661650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{13331}}^1$

素因数の和:13386

約数の個数: 24

約数和(自身を含む): 54554544

約数和(自身を除く): 25892894

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 13331, 26662, 66655, 133310, 333275, 573233, 666550, 1146466, 2866165, 5732330, 14330825, 28661650]

約数ペア:

[(1, 28661650), (2, 14330825), (5, 5732330), (10, 2866165), (25, 1146466), (43, 666550), (50, 573233), (86, 333275), (215, 133310), (430, 66655), (1075, 26662), (2150, 13331)]