28707036

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2213}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 71414784

約数和(自身を除く): 42707748

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 2162, 2213, 3243, 4324, 4426, 6486, 6639, 8852, 12972, 13278, 26556, 50899, 101798, 104011, 152697, 203596, 208022, 305394, 312033, 416044, 610788, 624066, 1248132, 2392253, 4784506, 7176759, 9569012, 14353518, 28707036]

約数ペア:

[(1, 28707036), (2, 14353518), (3, 9569012), (4, 7176759), (6, 4784506), (12, 2392253), (23, 1248132), (46, 624066), (47, 610788), (69, 416044), (92, 312033), (94, 305394), (138, 208022), (141, 203596), (188, 152697), (276, 104011), (282, 101798), (564, 50899), (1081, 26556), (2162, 13278), (2213, 12972), (3243, 8852), (4324, 6639), (4426, 6486)]