86791971

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{133321}}^1$

素因数の和:133362

約数の個数: 16

約数和(自身を含む): 136521728

約数和(自身を除く): 49729757

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 133321, 399963, 933247, 2799741, 4132951, 12398853, 28930657, 86791971]

約数ペア:

[(1, 86791971), (3, 28930657), (7, 12398853), (21, 4132951), (31, 2799741), (93, 933247), (217, 399963), (651, 133321)]