23172615

素因数分解:

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

素因数の和:493

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 22446585

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 391, 439, 459, 621, 765, 1035, 1173, 1317, 1955, 2195, 2295, 3105, 3519, 3951, 5865, 6585, 7463, 10097, 10557, 11853, 17595, 19755, 22389, 30291, 37315, 50485, 52785, 59265, 67167, 90873, 111945, 151455, 171649, 201501, 272619, 335835, 454365, 514947, 858245, 1007505, 1363095, 1544841, 2574735, 4634523, 7724205, 23172615]

約数ペア:

[(1, 23172615), (3, 7724205), (5, 4634523), (9, 2574735), (15, 1544841), (17, 1363095), (23, 1007505), (27, 858245), (45, 514947), (51, 454365), (69, 335835), (85, 272619), (115, 201501), (135, 171649), (153, 151455), (207, 111945), (255, 90873), (345, 67167), (391, 59265), (439, 52785), (459, 50485), (621, 37315), (765, 30291), (1035, 22389), (1173, 19755), (1317, 17595), (1955, 11853), (2195, 10557), (2295, 10097), (3105, 7463), (3519, 6585), (3951, 5865)]