13254395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 20044800

約数和(自身を除く): 6790405

約数列:

[1, 5, 7, 11, 35, 55, 77, 173, 199, 385, 865, 995, 1211, 1393, 1903, 2189, 6055, 6965, 9515, 10945, 13321, 15323, 34427, 66605, 76615, 172135, 240989, 378697, 1204945, 1893485, 2650879, 13254395]

約数ペア:

[(1, 13254395), (5, 2650879), (7, 1893485), (11, 1204945), (35, 378697), (55, 240989), (77, 172135), (173, 76615), (199, 66605), (385, 34427), (865, 15323), (995, 13321), (1211, 10945), (1393, 9515), (1903, 6965), (2189, 6055)]