50870001

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 90091008

約数和(自身を除く): 39221007

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 97, 113, 119, 221, 273, 291, 339, 357, 663, 679, 791, 1261, 1469, 1547, 1649, 1921, 2037, 2373, 3783, 4407, 4641, 4947, 5763, 8827, 10283, 10961, 11543, 13447, 21437, 24973, 26481, 30849, 32883, 34629, 40341, 64311, 74919, 76727, 142493, 150059, 174811, 186337, 230181, 427479, 450177, 524433, 559011, 997451, 1304359, 2422381, 2992353, 3913077, 7267143, 16956667, 50870001]

約数ペア:

[(1, 50870001), (3, 16956667), (7, 7267143), (13, 3913077), (17, 2992353), (21, 2422381), (39, 1304359), (51, 997451), (91, 559011), (97, 524433), (113, 450177), (119, 427479), (221, 230181), (273, 186337), (291, 174811), (339, 150059), (357, 142493), (663, 76727), (679, 74919), (791, 64311), (1261, 40341), (1469, 34629), (1547, 32883), (1649, 30849), (1921, 26481), (2037, 24973), (2373, 21437), (3783, 13447), (4407, 11543), (4641, 10961), (4947, 10283), (5763, 8827)]