287227863

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{272771}}^1$

素因数の和:272796

約数の個数: 20

約数和(自身を含む): 462075768

約数和(自身を除く): 174847905

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 272771, 818313, 2454939, 3546023, 7364817, 10638069, 22094451, 31914207, 95742621, 287227863]

約数ペア:

[(1, 287227863), (3, 95742621), (9, 31914207), (13, 22094451), (27, 10638069), (39, 7364817), (81, 3546023), (117, 2454939), (351, 818313), (1053, 272771)]