211029885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1621}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 400802688

約数和(自身を除く): 189772803

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 263, 495, 789, 1315, 1621, 2367, 2893, 3945, 4863, 8105, 8679, 11835, 14465, 14589, 17831, 24315, 26037, 43395, 53493, 72945, 89155, 130185, 160479, 267465, 426323, 802395, 1278969, 2131615, 3836907, 4689553, 6394845, 14068659, 19184535, 23447765, 42205977, 70343295, 211029885]

約数ペア:

[(1, 211029885), (3, 70343295), (5, 42205977), (9, 23447765), (11, 19184535), (15, 14068659), (33, 6394845), (45, 4689553), (55, 3836907), (99, 2131615), (165, 1278969), (263, 802395), (495, 426323), (789, 267465), (1315, 160479), (1621, 130185), (2367, 89155), (2893, 72945), (3945, 53493), (4863, 43395), (8105, 26037), (8679, 24315), (11835, 17831), (14465, 14589)]