7105221

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 11105120

約数和(自身を除く): 3999899

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 1123, 2109, 3369, 6327, 10107, 21337, 41551, 64011, 124653, 192033, 373959, 789469, 2368407, 7105221]

約数ペア:

[(1, 7105221), (3, 2368407), (9, 789469), (19, 373959), (37, 192033), (57, 124653), (111, 64011), (171, 41551), (333, 21337), (703, 10107), (1123, 6327), (2109, 3369)]