81721624

素因数分解:

$2^3\times {\mathrm{607}}^1\times {\mathrm{16829}}^1$

素因数の和:17442

約数の個数: 16

約数和(自身を含む): 153489600

約数和(自身を除く): 71767976

約数列:

[1, 2, 4, 8, 607, 1214, 2428, 4856, 16829, 33658, 67316, 134632, 10215203, 20430406, 40860812, 81721624]

約数ペア:

[(1, 81721624), (2, 40860812), (4, 20430406), (8, 10215203), (607, 134632), (1214, 67316), (2428, 33658), (4856, 16829)]