2581059

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{229}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 3954160

約数和(自身を除く): 1373101

約数列:

[1, 3, 13, 17, 39, 51, 221, 229, 289, 663, 687, 867, 2977, 3757, 3893, 8931, 11271, 11679, 50609, 66181, 151827, 198543, 860353, 2581059]

約数ペア:

[(1, 2581059), (3, 860353), (13, 198543), (17, 151827), (39, 66181), (51, 50609), (221, 11679), (229, 11271), (289, 8931), (663, 3893), (687, 3757), (867, 2977)]