211819842

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{905213}}^1$

素因数の和:905234

約数の個数: 24

約数和(自身を含む): 494246844

約数和(自身を除く): 282427002

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 905213, 1810426, 2715639, 5431278, 8146917, 11767769, 16293834, 23535538, 35303307, 70606614, 105909921, 211819842]

約数ペア:

[(1, 211819842), (2, 105909921), (3, 70606614), (6, 35303307), (9, 23535538), (13, 16293834), (18, 11767769), (26, 8146917), (39, 5431278), (78, 2715639), (117, 1810426), (234, 905213)]