128713716

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{123289}}^1$

素因数の和:123328

約数の個数: 36

約数和(自身を含む): 336581700

約数和(自身を除く): 207867984

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 123289, 246578, 369867, 493156, 739734, 1109601, 1479468, 2219202, 3575381, 4438404, 7150762, 10726143, 14301524, 21452286, 32178429, 42904572, 64356858, 128713716]

約数ペア:

[(1, 128713716), (2, 64356858), (3, 42904572), (4, 32178429), (6, 21452286), (9, 14301524), (12, 10726143), (18, 7150762), (29, 4438404), (36, 3575381), (58, 2219202), (87, 1479468), (116, 1109601), (174, 739734), (261, 493156), (348, 369867), (522, 246578), (1044, 123289)]