81281802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1935281}}^1$

素因数の和:1935293

約数の個数: 16

約数和(自身を含む): 185787072

約数和(自身を除く): 104505270

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1935281, 3870562, 5805843, 11611686, 13546967, 27093934, 40640901, 81281802]

約数ペア:

[(1, 81281802), (2, 40640901), (3, 27093934), (6, 13546967), (7, 11611686), (14, 5805843), (21, 3870562), (42, 1935281)]