777788767

素因数分解:

$7^1\times {\mathrm{83}}^2\times {\mathrm{127}}^2$

素因数の和:427

約数の個数: 18

約数和(自身を含む): 906880488

約数和(自身を除く): 129091721

約数列:

[1, 7, 83, 127, 581, 889, 6889, 10541, 16129, 48223, 73787, 112903, 874903, 1338707, 6124321, 9370949, 111112681, 777788767]

約数ペア:

[(1, 777788767), (7, 111112681), (83, 9370949), (127, 6124321), (581, 1338707), (889, 874903), (6889, 112903), (10541, 73787), (16129, 48223)]