280868126

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13121}}^1$

素因数の和:13280

約数の個数: 32

約数和(自身を含む): 529079040

約数和(自身を除く): 248210914

約数列:

[1, 2, 7, 11, 14, 22, 77, 139, 154, 278, 973, 1529, 1946, 3058, 10703, 13121, 21406, 26242, 91847, 144331, 183694, 288662, 1010317, 1823819, 2020634, 3647638, 12766733, 20062009, 25533466, 40124018, 140434063, 280868126]

約数ペア:

[(1, 280868126), (2, 140434063), (7, 40124018), (11, 25533466), (14, 20062009), (22, 12766733), (77, 3647638), (139, 2020634), (154, 1823819), (278, 1010317), (973, 288662), (1529, 183694), (1946, 144331), (3058, 91847), (10703, 26242), (13121, 21406)]