87357886

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 171937080

約数和(自身を除く): 84579194

約数列:

[1, 2, 7, 11, 14, 22, 49, 53, 77, 98, 106, 121, 139, 154, 242, 278, 371, 539, 583, 742, 847, 973, 1078, 1166, 1529, 1694, 1946, 2597, 3058, 4081, 5194, 5929, 6413, 6811, 7367, 8162, 10703, 11858, 12826, 13622, 14734, 16819, 21406, 28567, 33638, 44891, 51569, 57134, 74921, 81037, 89782, 103138, 117733, 149842, 162074, 235466, 314237, 360983, 567259, 628474, 721966, 824131, 891407, 1134518, 1648262, 1782814, 3970813, 6239849, 7941626, 12479698, 43678943, 87357886]

約数ペア:

[(1, 87357886), (2, 43678943), (7, 12479698), (11, 7941626), (14, 6239849), (22, 3970813), (49, 1782814), (53, 1648262), (77, 1134518), (98, 891407), (106, 824131), (121, 721966), (139, 628474), (154, 567259), (242, 360983), (278, 314237), (371, 235466), (539, 162074), (583, 149842), (742, 117733), (847, 103138), (973, 89782), (1078, 81037), (1166, 74921), (1529, 57134), (1694, 51569), (1946, 44891), (2597, 33638), (3058, 28567), (4081, 21406), (5194, 16819), (5929, 14734), (6413, 13622), (6811, 12826), (7367, 11858), (8162, 10703)]