8428821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 12700800

約数和(自身を除く): 4271979

約数列:

[1, 3, 17, 29, 41, 51, 87, 123, 139, 417, 493, 697, 1189, 1479, 2091, 2363, 3567, 4031, 5699, 7089, 12093, 17097, 20213, 60639, 68527, 96883, 165271, 205581, 290649, 495813, 2809607, 8428821]

約数ペア:

[(1, 8428821), (3, 2809607), (17, 495813), (29, 290649), (41, 205581), (51, 165271), (87, 96883), (123, 68527), (139, 60639), (417, 20213), (493, 17097), (697, 12093), (1189, 7089), (1479, 5699), (2091, 4031), (2363, 3567)]