214337907

素因数分解:

$3^5\times 7^2\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 382427136

約数和(自身を除く): 168089229

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 81, 141, 147, 189, 243, 329, 383, 423, 441, 567, 987, 1149, 1269, 1323, 1701, 2303, 2681, 2961, 3447, 3807, 3969, 6909, 8043, 8883, 10341, 11421, 11907, 18001, 18767, 20727, 24129, 26649, 31023, 54003, 56301, 62181, 72387, 79947, 93069, 126007, 162009, 168903, 186543, 217161, 378021, 486027, 506709, 559629, 651483, 882049, 1134063, 1458081, 1520127, 2646147, 3402189, 4374243, 4560381, 7938441, 10206567, 23815323, 30619701, 71445969, 214337907]

約数ペア:

[(1, 214337907), (3, 71445969), (7, 30619701), (9, 23815323), (21, 10206567), (27, 7938441), (47, 4560381), (49, 4374243), (63, 3402189), (81, 2646147), (141, 1520127), (147, 1458081), (189, 1134063), (243, 882049), (329, 651483), (383, 559629), (423, 506709), (441, 486027), (567, 378021), (987, 217161), (1149, 186543), (1269, 168903), (1323, 162009), (1701, 126007), (2303, 93069), (2681, 79947), (2961, 72387), (3447, 62181), (3807, 56301), (3969, 54003), (6909, 31023), (8043, 26649), (8883, 24129), (10341, 20727), (11421, 18767), (11907, 18001)]