81251279

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2909}}^1$

素因数の和:3010

約数の個数: 16

約数和(自身を含む): 90512640

約数和(自身を除く): 9261361

約数列:

[1, 17, 31, 53, 527, 901, 1643, 2909, 27931, 49453, 90179, 154177, 1533043, 2621009, 4779487, 81251279]

約数ペア:

[(1, 81251279), (17, 4779487), (31, 2621009), (53, 1533043), (527, 154177), (901, 90179), (1643, 49453), (2909, 27931)]