131491712

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2059

約数の個数: 64

約数和(自身を含む): 291997440

約数和(自身を除く): 160505728

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 88, 94, 128, 176, 188, 352, 376, 517, 704, 752, 1034, 1408, 1504, 1987, 2068, 3008, 3974, 4136, 6016, 7948, 8272, 15896, 16544, 21857, 31792, 33088, 43714, 63584, 66176, 87428, 93389, 127168, 174856, 186778, 254336, 349712, 373556, 699424, 747112, 1027279, 1398848, 1494224, 2054558, 2797696, 2988448, 4109116, 5976896, 8218232, 11953792, 16436464, 32872928, 65745856, 131491712]

約数ペア:

[(1, 131491712), (2, 65745856), (4, 32872928), (8, 16436464), (11, 11953792), (16, 8218232), (22, 5976896), (32, 4109116), (44, 2988448), (47, 2797696), (64, 2054558), (88, 1494224), (94, 1398848), (128, 1027279), (176, 747112), (188, 699424), (352, 373556), (376, 349712), (517, 254336), (704, 186778), (752, 174856), (1034, 127168), (1408, 93389), (1504, 87428), (1987, 66176), (2068, 63584), (3008, 43714), (3974, 33088), (4136, 31792), (6016, 21857), (7948, 16544), (8272, 15896)]