11900889

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 23097984

約数和(自身を除く): 11197095

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 1321, 3003, 3963, 9009, 9247, 11889, 14531, 17173, 27741, 43593, 51519, 83223, 101717, 120211, 130779, 154557, 188903, 305151, 360633, 566709, 915453, 1081899, 1322321, 1700127, 3966963, 11900889]

約数ペア:

[(1, 11900889), (3, 3966963), (7, 1700127), (9, 1322321), (11, 1081899), (13, 915453), (21, 566709), (33, 360633), (39, 305151), (63, 188903), (77, 154557), (91, 130779), (99, 120211), (117, 101717), (143, 83223), (231, 51519), (273, 43593), (429, 27741), (693, 17173), (819, 14531), (1001, 11889), (1287, 9247), (1321, 9009), (3003, 3963)]