31102316

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 69896736

約数和(自身を除く): 38794420

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 181, 238, 266, 323, 361, 362, 476, 532, 646, 722, 724, 1267, 1292, 1444, 2261, 2527, 2534, 3077, 3439, 4522, 5054, 5068, 6137, 6154, 6878, 9044, 10108, 12274, 12308, 13756, 21539, 24073, 24548, 42959, 43078, 48146, 58463, 65341, 85918, 86156, 96292, 116926, 130682, 171836, 233852, 261364, 409241, 457387, 818482, 914774, 1110797, 1636964, 1829548, 2221594, 4443188, 7775579, 15551158, 31102316]

約数ペア:

[(1, 31102316), (2, 15551158), (4, 7775579), (7, 4443188), (14, 2221594), (17, 1829548), (19, 1636964), (28, 1110797), (34, 914774), (38, 818482), (68, 457387), (76, 409241), (119, 261364), (133, 233852), (181, 171836), (238, 130682), (266, 116926), (323, 96292), (361, 86156), (362, 85918), (476, 65341), (532, 58463), (646, 48146), (722, 43078), (724, 42959), (1267, 24548), (1292, 24073), (1444, 21539), (2261, 13756), (2527, 12308), (2534, 12274), (3077, 10108), (3439, 9044), (4522, 6878), (5054, 6154), (5068, 6137)]