212765861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{12391}}^1$

素因数の和:12632

約数の個数: 16

約数和(自身を含む): 266477568

約数和(自身を除く): 53711707

約数列:

[1, 7, 11, 77, 223, 1561, 2453, 12391, 17171, 86737, 136301, 954107, 2763193, 19342351, 30395123, 212765861]

約数ペア:

[(1, 212765861), (7, 30395123), (11, 19342351), (77, 2763193), (223, 954107), (1561, 136301), (2453, 86737), (12391, 17171)]