81861793

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2861}}^1$

素因数の和:2976

約数の個数: 16

約数和(自身を含む): 92316672

約数和(自身を除く): 10454879

約数列:

[1, 13, 31, 71, 403, 923, 2201, 2861, 28613, 37193, 88691, 203131, 1152983, 2640703, 6297061, 81861793]

約数ペア:

[(1, 81861793), (13, 6297061), (31, 2640703), (71, 1152983), (403, 203131), (923, 88691), (2201, 37193), (2861, 28613)]