81051005

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{37963}}^1$

素因数の和:38036

約数の個数: 16

約数和(自身を含む): 112980864

約数和(自身を除く): 31929859

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 37963, 189815, 265741, 1328705, 2315743, 11578715, 16210201, 81051005]

約数ペア:

[(1, 81051005), (5, 16210201), (7, 11578715), (35, 2315743), (61, 1328705), (305, 265741), (427, 189815), (2135, 37963)]