81951543

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{2339}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 125938800

約数和(自身を除く): 43987257

約数列:

[1, 3, 9, 17, 51, 153, 229, 687, 2061, 2339, 3893, 7017, 11679, 21051, 35037, 39763, 119289, 357867, 535631, 1606893, 4820679, 9105727, 27317181, 81951543]

約数ペア:

[(1, 81951543), (3, 27317181), (9, 9105727), (17, 4820679), (51, 1606893), (153, 535631), (229, 357867), (687, 119289), (2061, 39763), (2339, 35037), (3893, 21051), (7017, 11679)]