2017253346941

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{3889}}^1$

素因数の和:4386

約数の個数: 64

約数和(自身を含む): 2441831546880

約数和(自身を除く): 424578199939

約数列:

[1, 7, 31, 71, 131, 217, 257, 497, 917, 1799, 2201, 3889, 4061, 7967, 9301, 15407, 18247, 27223, 28427, 33667, 55769, 65107, 120559, 127729, 235669, 276119, 288331, 509459, 565657, 843913, 999473, 1043677, 1932833, 2018317, 2390357, 3566213, 3959599, 6996311, 7305739, 8559689, 15793229, 16732499, 30983663, 36171589, 59917823, 70962583, 74101067, 110552603, 130930963, 216885641, 253201123, 496738081, 518707469, 916516741, 1121319259, 2199840073, 4058859853, 7849234813, 9296098373, 15398880511, 28412018971, 65072688611, 288179049563, 2017253346941]

約数ペア:

[(1, 2017253346941), (7, 288179049563), (31, 65072688611), (71, 28412018971), (131, 15398880511), (217, 9296098373), (257, 7849234813), (497, 4058859853), (917, 2199840073), (1799, 1121319259), (2201, 916516741), (3889, 518707469), (4061, 496738081), (7967, 253201123), (9301, 216885641), (15407, 130930963), (18247, 110552603), (27223, 74101067), (28427, 70962583), (33667, 59917823), (55769, 36171589), (65107, 30983663), (120559, 16732499), (127729, 15793229), (235669, 8559689), (276119, 7305739), (288331, 6996311), (509459, 3959599), (565657, 3566213), (843913, 2390357), (999473, 2018317), (1043677, 1932833)]