261783912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{839051}}^1$

素因数の和:839073

約数の個数: 32

約数和(自身を含む): 704803680

約数和(自身を除く): 443019768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 839051, 1678102, 2517153, 3356204, 5034306, 6712408, 10068612, 10907663, 20137224, 21815326, 32722989, 43630652, 65445978, 87261304, 130891956, 261783912]

約数ペア:

[(1, 261783912), (2, 130891956), (3, 87261304), (4, 65445978), (6, 43630652), (8, 32722989), (12, 21815326), (13, 20137224), (24, 10907663), (26, 10068612), (39, 6712408), (52, 5034306), (78, 3356204), (104, 2517153), (156, 1678102), (312, 839051)]