81149414

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{4973}}^1$

素因数の和:5215

約数の個数: 16

約数和(自身を含む): 125344800

約数和(自身を除く): 44195386

約数列:

[1, 2, 41, 82, 199, 398, 4973, 8159, 9946, 16318, 203893, 407786, 989627, 1979254, 40574707, 81149414]

約数ペア:

[(1, 81149414), (2, 40574707), (41, 1979254), (82, 989627), (199, 407786), (398, 203893), (4973, 16318), (8159, 9946)]