28198618

素因数分解:

$2^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{1723}}^1$

素因数の和:1906

約数の個数: 24

約数和(自身を含む): 49527072

約数和(自身を除く): 21328454

約数列:

[1, 2, 7, 14, 49, 98, 167, 334, 1169, 1723, 2338, 3446, 8183, 12061, 16366, 24122, 84427, 168854, 287741, 575482, 2014187, 4028374, 14099309, 28198618]

約数ペア:

[(1, 28198618), (2, 14099309), (7, 4028374), (14, 2014187), (49, 575482), (98, 287741), (167, 168854), (334, 84427), (1169, 24122), (1723, 16366), (2338, 12061), (3446, 8183)]