28878198

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 59533056

約数和(自身を除く): 30654858

約数列:

[1, 2, 3, 6, 43, 86, 129, 173, 258, 346, 519, 647, 1038, 1294, 1941, 3882, 7439, 14878, 22317, 27821, 44634, 55642, 83463, 111931, 166926, 223862, 335793, 671586, 4813033, 9626066, 14439099, 28878198]

約数ペア:

[(1, 28878198), (2, 14439099), (3, 9626066), (6, 4813033), (43, 671586), (86, 335793), (129, 223862), (173, 166926), (258, 111931), (346, 83463), (519, 55642), (647, 44634), (1038, 27821), (1294, 22317), (1941, 14878), (3882, 7439)]