39880197

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3181}}^1$

素因数の和:3393

約数の個数: 24

約数和(自身を含む): 66185600

約数和(自身を除く): 26305403

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 3181, 4179, 9543, 12537, 22267, 28629, 66801, 200403, 633019, 1899057, 4431133, 5697171, 13293399, 39880197]

約数ペア:

[(1, 39880197), (3, 13293399), (7, 5697171), (9, 4431133), (21, 1899057), (63, 633019), (199, 200403), (597, 66801), (1393, 28629), (1791, 22267), (3181, 12537), (4179, 9543)]