849668859

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{806903}}^1$

素因数の和:806928

約数の個数: 20

約数和(自身を含む): 1366895376

約数和(自身を除く): 517226517

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 806903, 2420709, 7262127, 10489739, 21786381, 31469217, 65359143, 94407651, 283222953, 849668859]

約数ペア:

[(1, 849668859), (3, 283222953), (9, 94407651), (13, 65359143), (27, 31469217), (39, 21786381), (81, 10489739), (117, 7262127), (351, 2420709), (1053, 806903)]