281771364

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{1531}}^1$

素因数の和:1865

約数の個数: 72

約数和(自身を含む): 767752608

約数和(自身を除く): 485981244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 313, 588, 626, 939, 1252, 1531, 1878, 2191, 3062, 3756, 4382, 4593, 6124, 6573, 8764, 9186, 10717, 13146, 15337, 18372, 21434, 26292, 30674, 32151, 42868, 46011, 61348, 64302, 75019, 92022, 128604, 150038, 184044, 225057, 300076, 450114, 479203, 900228, 958406, 1437609, 1916812, 2875218, 3354421, 5750436, 6708842, 10063263, 13417684, 20126526, 23480947, 40253052, 46961894, 70442841, 93923788, 140885682, 281771364]

約数ペア:

[(1, 281771364), (2, 140885682), (3, 93923788), (4, 70442841), (6, 46961894), (7, 40253052), (12, 23480947), (14, 20126526), (21, 13417684), (28, 10063263), (42, 6708842), (49, 5750436), (84, 3354421), (98, 2875218), (147, 1916812), (196, 1437609), (294, 958406), (313, 900228), (588, 479203), (626, 450114), (939, 300076), (1252, 225057), (1531, 184044), (1878, 150038), (2191, 128604), (3062, 92022), (3756, 75019), (4382, 64302), (4593, 61348), (6124, 46011), (6573, 42868), (8764, 32151), (9186, 30674), (10717, 26292), (13146, 21434), (15337, 18372)]