1210838787

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{879331}}^1$

素因数の和:879360

約数の個数: 20

約数和(自身を含む): 1915185096

約数和(自身を除く): 704346309

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 879331, 2637993, 7913979, 14948627, 23741937, 44845881, 71225811, 134537643, 403612929, 1210838787]

約数ペア:

[(1, 1210838787), (3, 403612929), (9, 134537643), (17, 71225811), (27, 44845881), (51, 23741937), (81, 14948627), (153, 7913979), (459, 2637993), (1377, 879331)]