81795681

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1277}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 129190464

約数和(自身を除く): 47394783

約数列:

[1, 3, 9, 11, 33, 99, 647, 1277, 1941, 3831, 5823, 7117, 11493, 14047, 21351, 42141, 64053, 126423, 826219, 2478657, 7435971, 9088409, 27265227, 81795681]

約数ペア:

[(1, 81795681), (3, 27265227), (9, 9088409), (11, 7435971), (33, 2478657), (99, 826219), (647, 126423), (1277, 64053), (1941, 42141), (3831, 21351), (5823, 14047), (7117, 11493)]