178135317

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{2417}}^1$

素因数の和:2873

約数の個数: 24

約数和(自身を含む): 271589760

約数和(自身を除く): 93454443

約数列:

[1, 3, 9, 19, 57, 171, 431, 1293, 2417, 3879, 7251, 8189, 21753, 24567, 45923, 73701, 137769, 413307, 1041727, 3125181, 9375543, 19792813, 59378439, 178135317]

約数ペア:

[(1, 178135317), (3, 59378439), (9, 19792813), (19, 9375543), (57, 3125181), (171, 1041727), (431, 413307), (1293, 137769), (2417, 73701), (3879, 45923), (7251, 24567), (8189, 21753)]