81939378

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{257671}}^1$

素因数の和:257729

約数の個数: 16

約数和(自身を含む): 166971456

約数和(自身を除く): 85032078

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 257671, 515342, 773013, 1546026, 13656563, 27313126, 40969689, 81939378]

約数ペア:

[(1, 81939378), (2, 40969689), (3, 27313126), (6, 13656563), (53, 1546026), (106, 773013), (159, 515342), (318, 257671)]