81312708

素因数分解:

$2^2\times 3^1\times {\mathrm{337}}^1\times {\mathrm{20107}}^1$

素因数の和:20451

約数の個数: 24

約数和(自身を含む): 190302112

約数和(自身を除く): 108989404

約数列:

[1, 2, 3, 4, 6, 12, 337, 674, 1011, 1348, 2022, 4044, 20107, 40214, 60321, 80428, 120642, 241284, 6776059, 13552118, 20328177, 27104236, 40656354, 81312708]

約数ペア:

[(1, 81312708), (2, 40656354), (3, 27104236), (4, 20328177), (6, 13552118), (12, 6776059), (337, 241284), (674, 120642), (1011, 80428), (1348, 60321), (2022, 40214), (4044, 20107)]