61616569

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 73872000

約数和(自身を除く): 12255431

約数列:

[1, 7, 49, 71, 89, 199, 497, 623, 1393, 3479, 4361, 6319, 9751, 14129, 17711, 44233, 98903, 123977, 309631, 692321, 867839, 1257481, 8802367, 61616569]

約数ペア:

[(1, 61616569), (7, 8802367), (49, 1257481), (71, 867839), (89, 692321), (199, 309631), (497, 123977), (623, 98903), (1393, 44233), (3479, 17711), (4361, 14129), (6319, 9751)]