3956558879

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1709}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 5207155200

約数和(自身を除く): 1250596321

約数列:

[1, 7, 13, 19, 91, 103, 133, 169, 247, 721, 1183, 1339, 1709, 1729, 1957, 3211, 9373, 11963, 13699, 17407, 22217, 22477, 25441, 32471, 121849, 155519, 176027, 178087, 227297, 288821, 330733, 422123, 1232189, 2021747, 2288351, 2315131, 2954861, 3344513, 5487599, 16018457, 23411591, 29748563, 38413193, 43478669, 208239941, 304350683, 565222697, 3956558879]

約数ペア:

[(1, 3956558879), (7, 565222697), (13, 304350683), (19, 208239941), (91, 43478669), (103, 38413193), (133, 29748563), (169, 23411591), (247, 16018457), (721, 5487599), (1183, 3344513), (1339, 2954861), (1709, 2315131), (1729, 2288351), (1957, 2021747), (3211, 1232189), (9373, 422123), (11963, 330733), (13699, 288821), (17407, 227297), (22217, 178087), (22477, 176027), (25441, 155519), (32471, 121849)]