217445501

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77081}}^1$

素因数の和:77132

約数の個数: 16

約数和(自身を含む): 276261888

約数和(自身を除く): 58816387

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 77081, 539567, 1002053, 2389511, 7014371, 16726577, 31063643, 217445501]

約数ペア:

[(1, 217445501), (7, 31063643), (13, 16726577), (31, 7014371), (91, 2389511), (217, 1002053), (403, 539567), (2821, 77081)]