257323668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3063377}}^1$

素因数の和:3063391

約数の個数: 24

約数和(自身を含む): 686196672

約数和(自身を除く): 428873004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3063377, 6126754, 9190131, 12253508, 18380262, 21443639, 36760524, 42887278, 64330917, 85774556, 128661834, 257323668]

約数ペア:

[(1, 257323668), (2, 128661834), (3, 85774556), (4, 64330917), (6, 42887278), (7, 36760524), (12, 21443639), (14, 18380262), (21, 12253508), (28, 9190131), (42, 6126754), (84, 3063377)]