266772653

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3361}}^1$

素因数の和:3437

約数の個数: 32

約数和(自身を含む): 348572160

約数和(自身を除く): 81799507

約数列:

[1, 7, 17, 23, 29, 119, 161, 203, 391, 493, 667, 2737, 3361, 3451, 4669, 11339, 23527, 57137, 77303, 79373, 97469, 399959, 541121, 682283, 1314151, 1656973, 2241787, 9199057, 11598811, 15692509, 38110379, 266772653]

約数ペア:

[(1, 266772653), (7, 38110379), (17, 15692509), (23, 11598811), (29, 9199057), (119, 2241787), (161, 1656973), (203, 1314151), (391, 682283), (493, 541121), (667, 399959), (2737, 97469), (3361, 79373), (3451, 77303), (4669, 57137), (11339, 23527)]