143290945

素因数分解:

$5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{2939}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 201096000

約数和(自身を除く): 57805055

約数列:

[1, 5, 7, 35, 49, 199, 245, 995, 1393, 2939, 6965, 9751, 14695, 20573, 48755, 102865, 144011, 584861, 720055, 2924305, 4094027, 20470135, 28658189, 143290945]

約数ペア:

[(1, 143290945), (5, 28658189), (7, 20470135), (35, 4094027), (49, 2924305), (199, 720055), (245, 584861), (995, 144011), (1393, 102865), (2939, 48755), (6965, 20573), (9751, 14695)]