1280451238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{13267}}^1$

素因数の和:13428

約数の個数: 32

約数和(自身を含む): 2166611328

約数和(自身を除く): 886160090

約数列:

[1, 2, 11, 22, 41, 82, 107, 214, 451, 902, 1177, 2354, 4387, 8774, 13267, 26534, 48257, 96514, 145937, 291874, 543947, 1087894, 1419569, 2839138, 5983417, 11966834, 15615259, 31230518, 58202329, 116404658, 640225619, 1280451238]

約数ペア:

[(1, 1280451238), (2, 640225619), (11, 116404658), (22, 58202329), (41, 31230518), (82, 15615259), (107, 11966834), (214, 5983417), (451, 2839138), (902, 1419569), (1177, 1087894), (2354, 543947), (4387, 291874), (8774, 145937), (13267, 96514), (26534, 48257)]