28273311

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15031}}^1$

素因数の和:15067

約数の個数: 24

約数和(自身を含む): 46899840

約数和(自身を除く): 18626529

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 15031, 45093, 135279, 165341, 285589, 496023, 856767, 1488069, 2570301, 3141479, 9424437, 28273311]

約数ペア:

[(1, 28273311), (3, 9424437), (9, 3141479), (11, 2570301), (19, 1488069), (33, 856767), (57, 496023), (99, 285589), (171, 165341), (209, 135279), (627, 45093), (1881, 15031)]