290776444

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{3697}}^1$

素因数の和:3814

約数の個数: 36

約数和(自身を含む): 592892944

約数和(自身を除く): 302116500

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 2809, 3697, 5618, 7394, 11236, 14788, 19663, 25879, 39326, 51758, 78652, 103516, 195941, 391882, 783764, 1371587, 2743174, 5486348, 10384873, 20769746, 41539492, 72694111, 145388222, 290776444]

約数ペア:

[(1, 290776444), (2, 145388222), (4, 72694111), (7, 41539492), (14, 20769746), (28, 10384873), (53, 5486348), (106, 2743174), (212, 1371587), (371, 783764), (742, 391882), (1484, 195941), (2809, 103516), (3697, 78652), (5618, 51758), (7394, 39326), (11236, 25879), (14788, 19663)]