11919159

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 21565440

約数和(自身を除く): 9646281

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 359, 527, 651, 1071, 1077, 1581, 1953, 2513, 3231, 3689, 4743, 6103, 7539, 11067, 11129, 18309, 22617, 33201, 33387, 42721, 54927, 77903, 100161, 128163, 189193, 233709, 384489, 567579, 701127, 1324351, 1702737, 3973053, 11919159]

約数ペア:

[(1, 11919159), (3, 3973053), (7, 1702737), (9, 1324351), (17, 701127), (21, 567579), (31, 384489), (51, 233709), (63, 189193), (93, 128163), (119, 100161), (153, 77903), (217, 54927), (279, 42721), (357, 33387), (359, 33201), (527, 22617), (651, 18309), (1071, 11129), (1077, 11067), (1581, 7539), (1953, 6103), (2513, 4743), (3231, 3689)]