7942845

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 13208832

約数和(自身を除く): 5265987

約数列:

[1, 3, 5, 15, 53, 97, 103, 159, 265, 291, 309, 485, 515, 795, 1455, 1545, 5141, 5459, 9991, 15423, 16377, 25705, 27295, 29973, 49955, 77115, 81885, 149865, 529523, 1588569, 2647615, 7942845]

約数ペア:

[(1, 7942845), (3, 2647615), (5, 1588569), (15, 529523), (53, 149865), (97, 81885), (103, 77115), (159, 49955), (265, 29973), (291, 27295), (309, 25705), (485, 16377), (515, 15423), (795, 9991), (1455, 5459), (1545, 5141)]