47251281

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 82722816

約数和(自身を除く): 35471535

約数列:

[1, 3, 7, 11, 21, 33, 43, 67, 71, 77, 129, 201, 213, 231, 301, 469, 473, 497, 737, 781, 903, 1407, 1419, 1491, 2211, 2343, 2881, 3053, 3311, 4757, 5159, 5467, 8643, 9159, 9933, 14271, 15477, 16401, 20167, 21371, 31691, 33299, 33583, 52327, 60501, 64113, 95073, 99897, 100749, 156981, 204551, 221837, 235081, 366289, 613653, 665511, 705243, 1098867, 1431857, 2250061, 4295571, 6750183, 15750427, 47251281]

約数ペア:

[(1, 47251281), (3, 15750427), (7, 6750183), (11, 4295571), (21, 2250061), (33, 1431857), (43, 1098867), (67, 705243), (71, 665511), (77, 613653), (129, 366289), (201, 235081), (213, 221837), (231, 204551), (301, 156981), (469, 100749), (473, 99897), (497, 95073), (737, 64113), (781, 60501), (903, 52327), (1407, 33583), (1419, 33299), (1491, 31691), (2211, 21371), (2343, 20167), (2881, 16401), (3053, 15477), (3311, 14271), (4757, 9933), (5159, 9159), (5467, 8643)]