28292506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19607654

約数列:

[1, 2, 11, 22, 59, 71, 118, 142, 307, 614, 649, 781, 1298, 1562, 3377, 4189, 6754, 8378, 18113, 21797, 36226, 43594, 46079, 92158, 199243, 239767, 398486, 479534, 1286023, 2572046, 14146253, 28292506]

約数ペア:

[(1, 28292506), (2, 14146253), (11, 2572046), (22, 1286023), (59, 479534), (71, 398486), (118, 239767), (142, 199243), (307, 92158), (614, 46079), (649, 43594), (781, 36226), (1298, 21797), (1562, 18113), (3377, 8378), (4189, 6754)]