81988533

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6521}}^1$

素因数の和:6665

約数の個数: 24

約数和(自身を含む): 130231296

約数和(自身を除く): 48242763

約数列:

[1, 3, 9, 11, 33, 99, 127, 381, 1143, 1397, 4191, 6521, 12573, 19563, 58689, 71731, 215193, 645579, 828167, 2484501, 7453503, 9109837, 27329511, 81988533]

約数ペア:

[(1, 81988533), (3, 27329511), (9, 9109837), (11, 7453503), (33, 2484501), (99, 828167), (127, 645579), (381, 215193), (1143, 71731), (1397, 58689), (4191, 19563), (6521, 12573)]