81931794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1950757}}^1$

素因数の和:1950769

約数の個数: 16

約数和(自身を含む): 187272768

約数和(自身を除く): 105340974

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1950757, 3901514, 5852271, 11704542, 13655299, 27310598, 40965897, 81931794]

約数ペア:

[(1, 81931794), (2, 40965897), (3, 27310598), (6, 13655299), (7, 11704542), (14, 5852271), (21, 3901514), (42, 1950757)]