208122189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1553}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 315076608

約数和(自身を除く): 106954419

約数列:

[1, 3, 11, 31, 33, 93, 131, 341, 393, 1023, 1441, 1553, 4061, 4323, 4659, 12183, 17083, 44671, 48143, 51249, 134013, 144429, 203443, 529573, 610329, 1588719, 2237873, 6306733, 6713619, 18920199, 69374063, 208122189]

約数ペア:

[(1, 208122189), (3, 69374063), (11, 18920199), (31, 6713619), (33, 6306733), (93, 2237873), (131, 1588719), (341, 610329), (393, 529573), (1023, 203443), (1441, 144429), (1553, 134013), (4061, 51249), (4323, 48143), (4659, 44671), (12183, 17083)]