287366859

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{272903}}^1$

素因数の和:272928

約数の個数: 20

約数和(自身を含む): 462299376

約数和(自身を除く): 174932517

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 272903, 818709, 2456127, 3547739, 7368381, 10643217, 22105143, 31929651, 95788953, 287366859]

約数ペア:

[(1, 287366859), (3, 95788953), (9, 31929651), (13, 22105143), (27, 10643217), (39, 7368381), (81, 3547739), (117, 2456127), (351, 818709), (1053, 272903)]