261551116

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 488204640

約数和(自身を除く): 226653524

約数列:

[1, 2, 4, 29, 58, 67, 73, 116, 134, 146, 268, 292, 461, 922, 1844, 1943, 2117, 3886, 4234, 4891, 7772, 8468, 9782, 13369, 19564, 26738, 30887, 33653, 53476, 61774, 67306, 123548, 134612, 141839, 283678, 567356, 895723, 975937, 1791446, 1951874, 2254751, 3582892, 3903748, 4509502, 9019004, 65387779, 130775558, 261551116]

約数ペア:

[(1, 261551116), (2, 130775558), (4, 65387779), (29, 9019004), (58, 4509502), (67, 3903748), (73, 3582892), (116, 2254751), (134, 1951874), (146, 1791446), (268, 975937), (292, 895723), (461, 567356), (922, 283678), (1844, 141839), (1943, 134612), (2117, 123548), (3886, 67306), (4234, 61774), (4891, 53476), (7772, 33653), (8468, 30887), (9782, 26738), (13369, 19564)]