16390408321

素因数分解:

$7^3\times {\mathrm{433}}^1\times {\mathrm{110359}}^1$

素因数の和:110813

約数の個数: 16

約数和(自身を含む): 19158496000

約数和(自身を除く): 2768087679

約数列:

[1, 7, 49, 343, 433, 3031, 21217, 110359, 148519, 772513, 5407591, 37853137, 47785447, 334498129, 2341486903, 16390408321]

約数ペア:

[(1, 16390408321), (7, 2341486903), (49, 334498129), (343, 47785447), (433, 37853137), (3031, 5407591), (21217, 772513), (110359, 148519)]