71147479

素因数分解:

${\mathrm{13}}^2\times {\mathrm{73}}^2\times {\mathrm{79}}^1$

素因数の和:251

約数の個数: 18

約数和(自身を含む): 79099920

約数和(自身を除く): 7952441

約数列:

[1, 13, 73, 79, 169, 949, 1027, 5329, 5767, 12337, 13351, 69277, 74971, 420991, 900601, 974623, 5472883, 71147479]

約数ペア:

[(1, 71147479), (13, 5472883), (73, 974623), (79, 900601), (169, 420991), (949, 74971), (1027, 69277), (5329, 13351), (5767, 12337)]