28456946

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 96

約数和(自身を含む): 59097600

約数和(自身を除く): 30640654

約数列:

[1, 2, 7, 14, 17, 19, 29, 31, 34, 38, 49, 58, 62, 98, 119, 133, 203, 217, 238, 266, 323, 406, 434, 493, 527, 551, 589, 646, 833, 899, 931, 986, 1054, 1102, 1178, 1421, 1519, 1666, 1798, 1862, 2261, 2842, 3038, 3451, 3689, 3857, 4123, 4522, 6293, 6902, 7378, 7714, 8246, 9367, 10013, 12586, 15283, 15827, 17081, 18734, 20026, 24157, 25823, 26999, 28861, 30566, 31654, 34162, 44051, 48314, 51646, 53998, 57722, 65569, 70091, 88102, 106981, 119567, 131138, 140182, 213962, 239134, 290377, 458983, 490637, 580754, 748867, 836969, 917966, 981274, 1497734, 1673938, 2032639, 4065278, 14228473, 28456946]

約数ペア:

[(1, 28456946), (2, 14228473), (7, 4065278), (14, 2032639), (17, 1673938), (19, 1497734), (29, 981274), (31, 917966), (34, 836969), (38, 748867), (49, 580754), (58, 490637), (62, 458983), (98, 290377), (119, 239134), (133, 213962), (203, 140182), (217, 131138), (238, 119567), (266, 106981), (323, 88102), (406, 70091), (434, 65569), (493, 57722), (527, 53998), (551, 51646), (589, 48314), (646, 44051), (833, 34162), (899, 31654), (931, 30566), (986, 28861), (1054, 26999), (1102, 25823), (1178, 24157), (1421, 20026), (1519, 18734), (1666, 17081), (1798, 15827), (1862, 15283), (2261, 12586), (2842, 10013), (3038, 9367), (3451, 8246), (3689, 7714), (3857, 7378), (4123, 6902), (4522, 6293)]