1780623516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{21197899}}^1$

素因数の和:21197913

約数の個数: 24

約数和(自身を含む): 4748329600

約数和(自身を除く): 2967706084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 21197899, 42395798, 63593697, 84791596, 127187394, 148385293, 254374788, 296770586, 445155879, 593541172, 890311758, 1780623516]

約数ペア:

[(1, 1780623516), (2, 890311758), (3, 593541172), (4, 445155879), (6, 296770586), (7, 254374788), (12, 148385293), (14, 127187394), (21, 84791596), (28, 63593697), (42, 42395798), (84, 21197899)]