81267466

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{156887}}^1$

素因数の和:156933

約数の個数: 16

約数和(自身を含む): 143081856

約数和(自身を除く): 61814390

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 156887, 313774, 1098209, 2196418, 5804819, 11609638, 40633733, 81267466]

約数ペア:

[(1, 81267466), (2, 40633733), (7, 11609638), (14, 5804819), (37, 2196418), (74, 1098209), (259, 313774), (518, 156887)]