180563919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{25471}}^1$

素因数の和:25630

約数の個数: 16

約数和(自身を含む): 256757760

約数和(自身を除く): 76193841

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 25471, 76413, 433007, 1299021, 3540469, 10621407, 60187973, 180563919]

約数ペア:

[(1, 180563919), (3, 60187973), (17, 10621407), (51, 3540469), (139, 1299021), (417, 433007), (2363, 76413), (7089, 25471)]