81858166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101561}}^1$

素因数の和:101607

約数の個数: 16

約数和(自身を含む): 136499328

約数和(自身を除く): 54641162

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 101561, 203122, 1320293, 2640586, 3148391, 6296782, 40929083, 81858166]

約数ペア:

[(1, 81858166), (2, 40929083), (13, 6296782), (26, 3148391), (31, 2640586), (62, 1320293), (403, 203122), (806, 101561)]