71031527

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 88464000

約数和(自身を除く): 17432473

約数列:

[1, 7, 29, 37, 49, 193, 203, 259, 343, 1073, 1351, 1421, 1813, 5597, 7141, 7511, 9457, 9947, 12691, 39179, 49987, 52577, 66199, 207089, 274253, 349909, 368039, 1449623, 1919771, 2449363, 10147361, 71031527]

約数ペア:

[(1, 71031527), (7, 10147361), (29, 2449363), (37, 1919771), (49, 1449623), (193, 368039), (203, 349909), (259, 274253), (343, 207089), (1073, 66199), (1351, 52577), (1421, 49987), (1813, 39179), (5597, 12691), (7141, 9947), (7511, 9457)]