2016120861

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{23197}}^1$

素因数の和:23275

約数の個数: 40

約数和(自身を含む): 3199932120

約数和(自身を除く): 1183811259

約数列:

[1, 3, 9, 27, 29, 37, 81, 87, 111, 261, 333, 783, 999, 1073, 2349, 2997, 3219, 9657, 23197, 28971, 69591, 86913, 208773, 626319, 672713, 858289, 1878957, 2018139, 2574867, 6054417, 7724601, 18163251, 23173803, 24890381, 54489753, 69521409, 74671143, 224013429, 672040287, 2016120861]

約数ペア:

[(1, 2016120861), (3, 672040287), (9, 224013429), (27, 74671143), (29, 69521409), (37, 54489753), (81, 24890381), (87, 23173803), (111, 18163251), (261, 7724601), (333, 6054417), (783, 2574867), (999, 2018139), (1073, 1878957), (2349, 858289), (2997, 672713), (3219, 626319), (9657, 208773), (23197, 86913), (28971, 69591)]