389045223

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{34499}}^1$

素因数の和:34691

約数の個数: 24

約数和(自身を含む): 645840000

約数和(自身を除く): 256794777

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 3759, 11277, 34499, 103497, 241493, 310491, 724479, 2173437, 6175321, 18525963, 43227247, 55577889, 129681741, 389045223]

約数ペア:

[(1, 389045223), (3, 129681741), (7, 55577889), (9, 43227247), (21, 18525963), (63, 6175321), (179, 2173437), (537, 724479), (1253, 310491), (1611, 241493), (3759, 103497), (11277, 34499)]