64215137

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 79847424

約数和(自身を除く): 15632287

約数列:

[1, 7, 17, 49, 119, 127, 607, 833, 889, 2159, 4249, 6223, 10319, 15113, 29743, 72233, 77089, 105791, 505631, 539623, 1310513, 3777361, 9173591, 64215137]

約数ペア:

[(1, 64215137), (7, 9173591), (17, 3777361), (49, 1310513), (119, 539623), (127, 505631), (607, 105791), (833, 77089), (889, 72233), (2159, 29743), (4249, 15113), (6223, 10319)]