12306987

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 23474880

約数和(自身を除く): 11167893

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 49, 59, 63, 77, 99, 129, 147, 177, 231, 301, 387, 413, 441, 473, 531, 539, 649, 693, 903, 1239, 1419, 1617, 1947, 2107, 2537, 2709, 2891, 3311, 3717, 4257, 4543, 4851, 5841, 6321, 7611, 8673, 9933, 13629, 17759, 18963, 22833, 23177, 26019, 27907, 29799, 31801, 40887, 53277, 69531, 83721, 95403, 124313, 159831, 195349, 208593, 251163, 286209, 372939, 586047, 1118817, 1367443, 1758141, 4102329, 12306987]

約数ペア:

[(1, 12306987), (3, 4102329), (7, 1758141), (9, 1367443), (11, 1118817), (21, 586047), (33, 372939), (43, 286209), (49, 251163), (59, 208593), (63, 195349), (77, 159831), (99, 124313), (129, 95403), (147, 83721), (177, 69531), (231, 53277), (301, 40887), (387, 31801), (413, 29799), (441, 27907), (473, 26019), (531, 23177), (539, 22833), (649, 18963), (693, 17759), (903, 13629), (1239, 9933), (1419, 8673), (1617, 7611), (1947, 6321), (2107, 5841), (2537, 4851), (2709, 4543), (2891, 4257), (3311, 3717)]