212905467

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{10957}}^1$

素因数の和:11107

約数の個数: 24

約数和(自身を含む): 328214016

約数和(自身を除く): 115308549

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 1143, 2159, 6477, 10957, 19431, 32871, 98613, 186269, 558807, 1391539, 1676421, 4174617, 12523851, 23656163, 70968489, 212905467]

約数ペア:

[(1, 212905467), (3, 70968489), (9, 23656163), (17, 12523851), (51, 4174617), (127, 1676421), (153, 1391539), (381, 558807), (1143, 186269), (2159, 98613), (6477, 32871), (10957, 19431)]