78354459

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{4861}}^1$

素因数の和:5072

約数の個数: 20

約数和(自身を含む): 117660400

約数和(自身を除く): 39305941

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 4861, 5373, 14583, 16119, 43749, 131247, 393741, 967339, 2902017, 8706051, 26118153, 78354459]

約数ペア:

[(1, 78354459), (3, 26118153), (9, 8706051), (27, 2902017), (81, 967339), (199, 393741), (597, 131247), (1791, 43749), (4861, 16119), (5373, 14583)]