11121978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 27710208

約数和(自身を除く): 16588230

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 37, 42, 51, 74, 102, 111, 119, 222, 238, 259, 357, 421, 518, 629, 714, 777, 842, 1258, 1263, 1554, 1887, 2526, 2947, 3774, 4403, 5894, 7157, 8806, 8841, 13209, 14314, 15577, 17682, 21471, 26418, 31154, 42942, 46731, 50099, 93462, 100198, 109039, 150297, 218078, 264809, 300594, 327117, 529618, 654234, 794427, 1588854, 1853663, 3707326, 5560989, 11121978]

約数ペア:

[(1, 11121978), (2, 5560989), (3, 3707326), (6, 1853663), (7, 1588854), (14, 794427), (17, 654234), (21, 529618), (34, 327117), (37, 300594), (42, 264809), (51, 218078), (74, 150297), (102, 109039), (111, 100198), (119, 93462), (222, 50099), (238, 46731), (259, 42942), (357, 31154), (421, 26418), (518, 21471), (629, 17682), (714, 15577), (777, 14314), (842, 13209), (1258, 8841), (1263, 8806), (1554, 7157), (1887, 5894), (2526, 4403), (2947, 3774)]