28406602

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 54282240

約数和(自身を除く): 25875638

約数列:

[1, 2, 7, 14, 29, 31, 37, 58, 61, 62, 74, 122, 203, 217, 259, 406, 427, 434, 518, 854, 899, 1073, 1147, 1769, 1798, 1891, 2146, 2257, 2294, 3538, 3782, 4514, 6293, 7511, 8029, 12383, 12586, 13237, 15022, 15799, 16058, 24766, 26474, 31598, 33263, 54839, 65453, 66526, 69967, 109678, 130906, 139934, 232841, 383873, 458171, 465682, 489769, 767746, 916342, 979538, 2029043, 4058086, 14203301, 28406602]

約数ペア:

[(1, 28406602), (2, 14203301), (7, 4058086), (14, 2029043), (29, 979538), (31, 916342), (37, 767746), (58, 489769), (61, 465682), (62, 458171), (74, 383873), (122, 232841), (203, 139934), (217, 130906), (259, 109678), (406, 69967), (427, 66526), (434, 65453), (518, 54839), (854, 33263), (899, 31598), (1073, 26474), (1147, 24766), (1769, 16058), (1798, 15799), (1891, 15022), (2146, 13237), (2257, 12586), (2294, 12383), (3538, 8029), (3782, 7511), (4514, 6293)]