26957295

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 50450400

約数和(自身を除く): 23493105

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 615, 769, 779, 855, 1845, 2307, 2337, 3845, 3895, 6921, 7011, 11535, 11685, 14611, 31529, 34605, 35055, 43833, 73055, 94587, 131499, 157645, 219165, 283761, 472935, 599051, 657495, 1418805, 1797153, 2995255, 5391459, 8985765, 26957295]

約数ペア:

[(1, 26957295), (3, 8985765), (5, 5391459), (9, 2995255), (15, 1797153), (19, 1418805), (41, 657495), (45, 599051), (57, 472935), (95, 283761), (123, 219165), (171, 157645), (205, 131499), (285, 94587), (369, 73055), (615, 43833), (769, 35055), (779, 34605), (855, 31529), (1845, 14611), (2307, 11685), (2337, 11535), (3845, 7011), (3895, 6921)]