25284259

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 35838720

約数和(自身を除く): 10554461

約数列:

[1, 7, 11, 13, 29, 67, 77, 91, 143, 169, 203, 319, 377, 469, 737, 871, 1001, 1183, 1859, 1943, 2233, 2639, 4147, 4901, 5159, 6097, 9581, 11323, 13013, 13601, 21373, 25259, 29029, 34307, 53911, 67067, 79261, 124553, 149611, 176813, 277849, 328367, 377377, 871871, 1944943, 2298569, 3612037, 25284259]

約数ペア:

[(1, 25284259), (7, 3612037), (11, 2298569), (13, 1944943), (29, 871871), (67, 377377), (77, 328367), (91, 277849), (143, 176813), (169, 149611), (203, 124553), (319, 79261), (377, 67067), (469, 53911), (737, 34307), (871, 29029), (1001, 25259), (1183, 21373), (1859, 13601), (1943, 13013), (2233, 11323), (2639, 9581), (4147, 6097), (4901, 5159)]