290543869

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 382971904

約数和(自身を除く): 92428035

約数列:

[1, 7, 11, 37, 73, 77, 121, 127, 259, 407, 511, 803, 847, 889, 1397, 2701, 2849, 4477, 4699, 5621, 8833, 9271, 9779, 15367, 18907, 29711, 31339, 32893, 51689, 61831, 64897, 101981, 107569, 207977, 326821, 343027, 361823, 568579, 713867, 1121791, 2287747, 2401189, 3773297, 3980053, 7852537, 26413079, 41506267, 290543869]

約数ペア:

[(1, 290543869), (7, 41506267), (11, 26413079), (37, 7852537), (73, 3980053), (77, 3773297), (121, 2401189), (127, 2287747), (259, 1121791), (407, 713867), (511, 568579), (803, 361823), (847, 343027), (889, 326821), (1397, 207977), (2701, 107569), (2849, 101981), (4477, 64897), (4699, 61831), (5621, 51689), (8833, 32893), (9271, 31339), (9779, 29711), (15367, 18907)]