81865563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1\times {\mathrm{1471}}^1$

素因数の和:2914

約数の個数: 16

約数和(自身を含む): 117712896

約数和(自身を除く): 35847333

約数列:

[1, 3, 13, 39, 1427, 1471, 4281, 4413, 18551, 19123, 55653, 57369, 2099117, 6297351, 27288521, 81865563]

約数ペア:

[(1, 81865563), (3, 27288521), (13, 6297351), (39, 2099117), (1427, 57369), (1471, 55653), (4281, 19123), (4413, 18551)]