261569582521

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{4373}}^1\times {\mathrm{8231}}^1$

素因数の和:12673

約数の個数: 24

約数和(自身を含む): 289926495936

約数和(自身を除く): 28356913415

約数列:

[1, 13, 43, 169, 559, 4373, 7267, 8231, 56849, 107003, 188039, 353933, 739037, 1391039, 2444507, 4601129, 31778591, 35994163, 59814677, 467924119, 1547749009, 6083013547, 20120737117, 261569582521]

約数ペア:

[(1, 261569582521), (13, 20120737117), (43, 6083013547), (169, 1547749009), (559, 467924119), (4373, 59814677), (7267, 35994163), (8231, 31778591), (56849, 4601129), (107003, 2444507), (188039, 1391039), (353933, 739037)]