28956987

素因数分解:

$3^3\times {\mathrm{479}}^1\times {\mathrm{2239}}^1$

素因数の和:2727

約数の個数: 16

約数和(自身を含む): 43008000

約数和(自身を除く): 14051013

約数列:

[1, 3, 9, 27, 479, 1437, 2239, 4311, 6717, 12933, 20151, 60453, 1072481, 3217443, 9652329, 28956987]

約数ペア:

[(1, 28956987), (3, 9652329), (9, 3217443), (27, 1072481), (479, 60453), (1437, 20151), (2239, 12933), (4311, 6717)]