256326664321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{53146727}}^1$

素因数の和:53146800

約数の個数: 16

約数和(自身を含む): 321431410944

約数和(自身を除く): 65104746623

約数列:

[1, 7, 13, 53, 91, 371, 689, 4823, 53146727, 372027089, 690907451, 2816776531, 4836352157, 19717435717, 36618094903, 256326664321]

約数ペア:

[(1, 256326664321), (7, 36618094903), (13, 19717435717), (53, 4836352157), (91, 2816776531), (371, 690907451), (689, 372027089), (4823, 53146727)]