66918681

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{11821}}^1$

素因数の和:11881

約数の個数: 24

約数和(自身を含む): 105121224

約数和(自身を除く): 38202543

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 5661, 11821, 35463, 106389, 200957, 437377, 602871, 1312131, 1808613, 3936393, 7435409, 22306227, 66918681]

約数ペア:

[(1, 66918681), (3, 22306227), (9, 7435409), (17, 3936393), (37, 1808613), (51, 1312131), (111, 602871), (153, 437377), (333, 200957), (629, 106389), (1887, 35463), (5661, 11821)]