11781918

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 27321840

約数和(自身を除く): 15539922

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 139, 153, 277, 278, 306, 417, 554, 831, 834, 1251, 1662, 2363, 2493, 2502, 4709, 4726, 4986, 7089, 9418, 14127, 14178, 21267, 28254, 38503, 42381, 42534, 77006, 84762, 115509, 231018, 346527, 654551, 693054, 1309102, 1963653, 3927306, 5890959, 11781918]

約数ペア:

[(1, 11781918), (2, 5890959), (3, 3927306), (6, 1963653), (9, 1309102), (17, 693054), (18, 654551), (34, 346527), (51, 231018), (102, 115509), (139, 84762), (153, 77006), (277, 42534), (278, 42381), (306, 38503), (417, 28254), (554, 21267), (831, 14178), (834, 14127), (1251, 9418), (1662, 7089), (2363, 4986), (2493, 4726), (2502, 4709)]