8144139

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 12317184

約数和(自身を除く): 4173045

約数列:

[1, 3, 17, 23, 51, 53, 69, 131, 159, 391, 393, 901, 1173, 1219, 2227, 2703, 3013, 3657, 6681, 6943, 9039, 20723, 20829, 51221, 62169, 118031, 153663, 159689, 354093, 479067, 2714713, 8144139]

約数ペア:

[(1, 8144139), (3, 2714713), (17, 479067), (23, 354093), (51, 159689), (53, 153663), (69, 118031), (131, 62169), (159, 51221), (391, 20829), (393, 20723), (901, 9039), (1173, 6943), (1219, 6681), (2227, 3657), (2703, 3013)]