81951954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1951237}}^1$

素因数の和:1951249

約数の個数: 16

約数和(自身を含む): 187318848

約数和(自身を除く): 105366894

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1951237, 3902474, 5853711, 11707422, 13658659, 27317318, 40975977, 81951954]

約数ペア:

[(1, 81951954), (2, 40975977), (3, 27317318), (6, 13658659), (7, 11707422), (14, 5853711), (21, 3902474), (42, 1951237)]