1991232358587

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{220586281}}^1$

素因数の和:220586363

約数の個数: 24

約数和(自身を含む): 3097031399280

約数和(自身を除く): 1105799040693

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 1003, 3009, 9027, 220586281, 661758843, 1985276529, 3749966777, 11249900331, 13014590579, 33749700993, 39043771737, 117131315211, 221248039843, 663744119529, 1991232358587]

約数ペア:

[(1, 1991232358587), (3, 663744119529), (9, 221248039843), (17, 117131315211), (51, 39043771737), (59, 33749700993), (153, 13014590579), (177, 11249900331), (531, 3749966777), (1003, 1985276529), (3009, 661758843), (9027, 220586281)]