2146221

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 4093440

約数和(自身を除く): 1947219

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 163, 171, 209, 231, 399, 489, 627, 693, 1141, 1197, 1463, 1467, 1793, 1881, 3097, 3423, 4389, 5379, 9291, 10269, 12551, 13167, 16137, 21679, 27873, 34067, 37653, 65037, 102201, 112959, 195111, 238469, 306603, 715407, 2146221]

約数ペア:

[(1, 2146221), (3, 715407), (7, 306603), (9, 238469), (11, 195111), (19, 112959), (21, 102201), (33, 65037), (57, 37653), (63, 34067), (77, 27873), (99, 21679), (133, 16137), (163, 13167), (171, 12551), (209, 10269), (231, 9291), (399, 5379), (489, 4389), (627, 3423), (693, 3097), (1141, 1881), (1197, 1793), (1463, 1467)]