1285427830

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1918549}}^1$

素因数の和:1918623

約数の個数: 16

約数和(自身を含む): 2348305200

約数和(自身を除く): 1062877370

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 1918549, 3837098, 9592745, 19185490, 128542783, 257085566, 642713915, 1285427830]

約数ペア:

[(1, 1285427830), (2, 642713915), (5, 257085566), (10, 128542783), (67, 19185490), (134, 9592745), (335, 3837098), (670, 1918549)]