71251785

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47981}}^1$

素因数の和:48006

約数の個数: 32

約数和(自身を含む): 138188160

約数和(自身を除く): 66936375

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 47981, 143943, 239905, 431829, 527791, 719715, 1295487, 1583373, 2159145, 2638955, 4750119, 6477435, 7916865, 14250357, 23750595, 71251785]

約数ペア:

[(1, 71251785), (3, 23750595), (5, 14250357), (9, 7916865), (11, 6477435), (15, 4750119), (27, 2638955), (33, 2159145), (45, 1583373), (55, 1295487), (99, 719715), (135, 527791), (165, 431829), (297, 239905), (495, 143943), (1485, 47981)]