4493430207

素因数分解:

$3^4\times 7^1\times {\mathrm{7924921}}^1$

素因数の和:7924940

約数の個数: 20

約数和(自身を含む): 7671324496

約数和(自身を除く): 3177894289

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 7924921, 23774763, 55474447, 71324289, 166423341, 213972867, 499270023, 641918601, 1497810069, 4493430207]

約数ペア:

[(1, 4493430207), (3, 1497810069), (7, 641918601), (9, 499270023), (21, 213972867), (27, 166423341), (63, 71324289), (81, 55474447), (189, 23774763), (567, 7924921)]