257587164

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{246731}}^1$

素因数の和:246770

約数の個数: 36

約数和(自身を含む): 673578360

約数和(自身を除く): 415991196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 246731, 493462, 740193, 986924, 1480386, 2220579, 2960772, 4441158, 7155199, 8882316, 14310398, 21465597, 28620796, 42931194, 64396791, 85862388, 128793582, 257587164]

約数ペア:

[(1, 257587164), (2, 128793582), (3, 85862388), (4, 64396791), (6, 42931194), (9, 28620796), (12, 21465597), (18, 14310398), (29, 8882316), (36, 7155199), (58, 4441158), (87, 2960772), (116, 2220579), (174, 1480386), (261, 986924), (348, 740193), (522, 493462), (1044, 246731)]