87400467

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 164324160

約数和(自身を除く): 76923693

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 49, 63, 77, 99, 129, 147, 231, 301, 387, 419, 441, 473, 539, 693, 903, 1257, 1419, 1617, 2107, 2709, 2933, 3311, 3771, 4257, 4609, 4851, 6321, 8799, 9933, 13827, 18017, 18963, 20531, 23177, 26397, 29799, 32263, 41481, 54051, 61593, 69531, 96789, 126119, 162153, 184779, 198187, 208593, 225841, 290367, 378357, 594561, 677523, 882833, 1135071, 1387309, 1783683, 2032569, 2648499, 4161927, 7945497, 9711163, 12485781, 29133489, 87400467]

約数ペア:

[(1, 87400467), (3, 29133489), (7, 12485781), (9, 9711163), (11, 7945497), (21, 4161927), (33, 2648499), (43, 2032569), (49, 1783683), (63, 1387309), (77, 1135071), (99, 882833), (129, 677523), (147, 594561), (231, 378357), (301, 290367), (387, 225841), (419, 208593), (441, 198187), (473, 184779), (539, 162153), (693, 126119), (903, 96789), (1257, 69531), (1419, 61593), (1617, 54051), (2107, 41481), (2709, 32263), (2933, 29799), (3311, 26397), (3771, 23177), (4257, 20531), (4609, 18963), (4851, 18017), (6321, 13827), (8799, 9933)]