208055757

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40111}}^1$

素因数の和:40153

約数の個数: 32

約数和(自身を含む): 359403520

約数和(自身を除く): 151347763

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 40111, 120333, 280777, 521443, 762109, 842331, 1564329, 2286327, 3650101, 5334763, 9907417, 10950303, 16004289, 29722251, 69351919, 208055757]

約数ペア:

[(1, 208055757), (3, 69351919), (7, 29722251), (13, 16004289), (19, 10950303), (21, 9907417), (39, 5334763), (57, 3650101), (91, 2286327), (133, 1564329), (247, 842331), (273, 762109), (399, 521443), (741, 280777), (1729, 120333), (5187, 40111)]