56553861

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10903}}^1$

素因数の和:10945

約数の個数: 32

約数和(自身を含む): 97699840

約数和(自身を除く): 41145979

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 10903, 32709, 76321, 141739, 207157, 228963, 425217, 621471, 992173, 1450099, 2693041, 2976519, 4350297, 8079123, 18851287, 56553861]

約数ペア:

[(1, 56553861), (3, 18851287), (7, 8079123), (13, 4350297), (19, 2976519), (21, 2693041), (39, 1450099), (57, 992173), (91, 621471), (133, 425217), (247, 228963), (273, 207157), (399, 141739), (741, 76321), (1729, 32709), (5187, 10903)]