81705694

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157733}}^1$

素因数の和:157779

約数の個数: 16

約数和(自身を含む): 143853408

約数和(自身を除く): 62147714

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 157733, 315466, 1104131, 2208262, 5836121, 11672242, 40852847, 81705694]

約数ペア:

[(1, 81705694), (2, 40852847), (7, 11672242), (14, 5836121), (37, 2208262), (74, 1104131), (259, 315466), (518, 157733)]