661201367068

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{347}}^1\times {\mathrm{443}}^1\times {\mathrm{8887}}^1$

素因数の和:9703

約数の個数: 72

約数和(自身を含む): 1278544772736

約数和(自身を除く): 617343405668

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 347, 443, 484, 694, 886, 1388, 1772, 3817, 4873, 7634, 8887, 9746, 15268, 17774, 19492, 35548, 41987, 53603, 83974, 97757, 107206, 153721, 167948, 195514, 214412, 307442, 391028, 614884, 1075327, 1690931, 2150654, 3083789, 3381862, 3936941, 4301308, 6167578, 6763724, 7873882, 12335156, 15747764, 18600241, 33921679, 37200482, 43306351, 67843358, 74400964, 86612702, 135686716, 173225404, 373138469, 476369861, 746276938, 952739722, 1366118527, 1492553876, 1905479444, 2732237054, 5464474108, 15027303797, 30054607594, 60109215188, 165300341767, 330600683534, 661201367068]

約数ペア:

[(1, 661201367068), (2, 330600683534), (4, 165300341767), (11, 60109215188), (22, 30054607594), (44, 15027303797), (121, 5464474108), (242, 2732237054), (347, 1905479444), (443, 1492553876), (484, 1366118527), (694, 952739722), (886, 746276938), (1388, 476369861), (1772, 373138469), (3817, 173225404), (4873, 135686716), (7634, 86612702), (8887, 74400964), (9746, 67843358), (15268, 43306351), (17774, 37200482), (19492, 33921679), (35548, 18600241), (41987, 15747764), (53603, 12335156), (83974, 7873882), (97757, 6763724), (107206, 6167578), (153721, 4301308), (167948, 3936941), (195514, 3381862), (214412, 3083789), (307442, 2150654), (391028, 1690931), (614884, 1075327)]