78781281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{7321}}^1$

素因数の和:7552

約数の個数: 16

約数和(自身を含む): 111763008

約数和(自身を除く): 32981727

約数列:

[1, 3, 17, 51, 211, 633, 3587, 7321, 10761, 21963, 124457, 373371, 1544731, 4634193, 26260427, 78781281]

約数ペア:

[(1, 78781281), (3, 26260427), (17, 4634193), (51, 1544731), (211, 373371), (633, 124457), (3587, 21963), (7321, 10761)]