61781739

素因数分解:

$3^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 83328000

約数和(自身を除く): 21546261

約数列:

[1, 3, 199, 239, 433, 597, 717, 1299, 47561, 86167, 103487, 142683, 258501, 310461, 20593913, 61781739]

約数ペア:

[(1, 61781739), (3, 20593913), (199, 310461), (239, 258501), (433, 142683), (597, 103487), (717, 86167), (1299, 47561)]