56815317

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 91311360

約数和(自身を除く): 34496043

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 351, 471, 1031, 1413, 2041, 3093, 4239, 6123, 9279, 13403, 18369, 27837, 40209, 55107, 120627, 161867, 361881, 485601, 1456803, 2104271, 4370409, 6312813, 18938439, 56815317]

約数ペア:

[(1, 56815317), (3, 18938439), (9, 6312813), (13, 4370409), (27, 2104271), (39, 1456803), (117, 485601), (157, 361881), (351, 161867), (471, 120627), (1031, 55107), (1413, 40209), (2041, 27837), (3093, 18369), (4239, 13403), (6123, 9279)]