1661268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19777}}^1$

素因数の和:19791

約数の個数: 24

約数和(自身を含む): 4430272

約数和(自身を除く): 2769004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 19777, 39554, 59331, 79108, 118662, 138439, 237324, 276878, 415317, 553756, 830634, 1661268]

約数ペア:

[(1, 1661268), (2, 830634), (3, 553756), (4, 415317), (6, 276878), (7, 237324), (12, 138439), (14, 118662), (21, 79108), (28, 59331), (42, 39554), (84, 19777)]