1718649

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 2695680

約数和(自身を除く): 977031

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 239, 423, 717, 799, 2151, 2397, 4063, 7191, 11233, 12189, 33699, 36567, 101097, 190961, 572883, 1718649]

約数ペア:

[(1, 1718649), (3, 572883), (9, 190961), (17, 101097), (47, 36567), (51, 33699), (141, 12189), (153, 11233), (239, 7191), (423, 4063), (717, 2397), (799, 2151)]