28262776

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 54684000

約数和(自身を除く): 26421224

約数列:

[1, 2, 4, 8, 41, 82, 164, 199, 328, 398, 433, 796, 866, 1592, 1732, 3464, 8159, 16318, 17753, 32636, 35506, 65272, 71012, 86167, 142024, 172334, 344668, 689336, 3532847, 7065694, 14131388, 28262776]

約数ペア:

[(1, 28262776), (2, 14131388), (4, 7065694), (8, 3532847), (41, 689336), (82, 344668), (164, 172334), (199, 142024), (328, 86167), (398, 71012), (433, 65272), (796, 35506), (866, 32636), (1592, 17753), (1732, 16318), (3464, 8159)]