218219988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2597857}}^1$

素因数の和:2597871

約数の個数: 24

約数和(自身を含む): 581920192

約数和(自身を除く): 363700204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2597857, 5195714, 7793571, 10391428, 15587142, 18184999, 31174284, 36369998, 54554997, 72739996, 109109994, 218219988]

約数ペア:

[(1, 218219988), (2, 109109994), (3, 72739996), (4, 54554997), (6, 36369998), (7, 31174284), (12, 18184999), (14, 15587142), (21, 10391428), (28, 7793571), (42, 5195714), (84, 2597857)]