39439071

素因数分解:

$3^2\times 7^2\times {\mathrm{89431}}^1$

素因数の和:89451

約数の個数: 18

約数和(自身を含む): 66269112

約数和(自身を除く): 26830041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 89431, 268293, 626017, 804879, 1878051, 4382119, 5634153, 13146357, 39439071]

約数ペア:

[(1, 39439071), (3, 13146357), (7, 5634153), (9, 4382119), (21, 1878051), (49, 804879), (63, 626017), (147, 268293), (441, 89431)]