12784569721

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{4507}}^1$

素因数の和:4750

約数の個数: 48

約数和(自身を含む): 17094768768

約数和(自身を除く): 4310199047

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 197, 847, 1309, 1379, 2057, 2167, 3349, 4507, 14399, 15169, 23443, 23837, 31549, 36839, 49577, 76619, 166859, 257873, 347039, 405229, 536333, 545347, 842809, 887879, 2836603, 3817429, 5899663, 6215153, 9270899, 9766669, 15093943, 64896293, 68366683, 105657601, 107433359, 166033373, 752033513, 1162233611, 1826367103, 12784569721]

約数ペア:

[(1, 12784569721), (7, 1826367103), (11, 1162233611), (17, 752033513), (77, 166033373), (119, 107433359), (121, 105657601), (187, 68366683), (197, 64896293), (847, 15093943), (1309, 9766669), (1379, 9270899), (2057, 6215153), (2167, 5899663), (3349, 3817429), (4507, 2836603), (14399, 887879), (15169, 842809), (23443, 545347), (23837, 536333), (31549, 405229), (36839, 347039), (49577, 257873), (76619, 166859)]