28777836

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{1297}}^1$

素因数の和:1390

約数の個数: 36

約数和(自身を含む): 68799192

約数和(自身を除く): 40021356

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 1297, 1849, 2594, 3698, 3891, 5188, 5547, 7396, 7782, 11094, 15564, 22188, 55771, 111542, 167313, 223084, 334626, 669252, 2398153, 4796306, 7194459, 9592612, 14388918, 28777836]

約数ペア:

[(1, 28777836), (2, 14388918), (3, 9592612), (4, 7194459), (6, 4796306), (12, 2398153), (43, 669252), (86, 334626), (129, 223084), (172, 167313), (258, 111542), (516, 55771), (1297, 22188), (1849, 15564), (2594, 11094), (3698, 7782), (3891, 7396), (5188, 5547)]