81279081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5303}}^1$

素因数の和:5453

約数の個数: 24

約数和(自身を含む): 127423296

約数和(自身を除く): 46144215

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1703, 5109, 5303, 15327, 15909, 47727, 68939, 206817, 620451, 694693, 2084079, 6252237, 9031009, 27093027, 81279081]

約数ペア:

[(1, 81279081), (3, 27093027), (9, 9031009), (13, 6252237), (39, 2084079), (117, 694693), (131, 620451), (393, 206817), (1179, 68939), (1703, 47727), (5109, 15909), (5303, 15327)]