28322085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 26420955

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 253, 255, 345, 391, 439, 561, 759, 935, 1173, 1265, 1317, 1955, 2195, 2805, 3795, 4301, 4829, 5865, 6585, 7463, 10097, 12903, 14487, 21505, 22389, 24145, 30291, 37315, 50485, 64515, 72435, 82093, 111067, 111945, 151455, 171649, 246279, 333201, 410465, 514947, 555335, 858245, 1231395, 1666005, 1888139, 2574735, 5664417, 9440695, 28322085]

約数ペア:

[(1, 28322085), (3, 9440695), (5, 5664417), (11, 2574735), (15, 1888139), (17, 1666005), (23, 1231395), (33, 858245), (51, 555335), (55, 514947), (69, 410465), (85, 333201), (115, 246279), (165, 171649), (187, 151455), (253, 111945), (255, 111067), (345, 82093), (391, 72435), (439, 64515), (561, 50485), (759, 37315), (935, 30291), (1173, 24145), (1265, 22389), (1317, 21505), (1955, 14487), (2195, 12903), (2805, 10097), (3795, 7463), (4301, 6585), (4829, 5865)]