81263406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1934843}}^1$

素因数の和:1934855

約数の個数: 16

約数和(自身を含む): 185745024

約数和(自身を除く): 104481618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1934843, 3869686, 5804529, 11609058, 13543901, 27087802, 40631703, 81263406]

約数ペア:

[(1, 81263406), (2, 40631703), (3, 27087802), (6, 13543901), (7, 11609058), (14, 5804529), (21, 3869686), (42, 1934843)]