81939022

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{30781}}^1$

素因数の和:30816

約数の個数: 16

約数和(自身を含む): 135194544

約数和(自身を除く): 53255522

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 30781, 61562, 338591, 677182, 3724501, 7449002, 40969511, 81939022]

約数ペア:

[(1, 81939022), (2, 40969511), (11, 7449002), (22, 3724501), (121, 677182), (242, 338591), (1331, 61562), (2662, 30781)]