81198290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{477637}}^1$

素因数の和:477661

約数の個数: 16

約数和(自身を含む): 154754712

約数和(自身を除く): 73556422

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 477637, 955274, 2388185, 4776370, 8119829, 16239658, 40599145, 81198290]

約数ペア:

[(1, 81198290), (2, 40599145), (5, 16239658), (10, 8119829), (17, 4776370), (34, 2388185), (85, 955274), (170, 477637)]