12128193

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 23127104

約数和(自身を除く): 10998911

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 43, 63, 77, 99, 111, 121, 129, 231, 259, 301, 333, 363, 387, 407, 473, 693, 777, 847, 903, 1089, 1221, 1419, 1591, 2331, 2541, 2709, 2849, 3311, 3663, 4257, 4477, 4773, 5203, 7623, 8547, 9933, 11137, 13431, 14319, 15609, 17501, 25641, 29799, 31339, 33411, 36421, 40293, 46827, 52503, 94017, 100233, 109263, 122507, 157509, 192511, 282051, 327789, 367521, 577533, 1102563, 1347577, 1732599, 4042731, 12128193]

約数ペア:

[(1, 12128193), (3, 4042731), (7, 1732599), (9, 1347577), (11, 1102563), (21, 577533), (33, 367521), (37, 327789), (43, 282051), (63, 192511), (77, 157509), (99, 122507), (111, 109263), (121, 100233), (129, 94017), (231, 52503), (259, 46827), (301, 40293), (333, 36421), (363, 33411), (387, 31339), (407, 29799), (473, 25641), (693, 17501), (777, 15609), (847, 14319), (903, 13431), (1089, 11137), (1221, 9933), (1419, 8547), (1591, 7623), (2331, 5203), (2541, 4773), (2709, 4477), (2849, 4257), (3311, 3663)]