68306819

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 79372800

約数和(自身を除く): 11065981

約数列:

[1, 7, 103, 211, 449, 721, 1477, 3143, 21733, 46247, 94739, 152131, 323729, 663173, 9758117, 68306819]

約数ペア:

[(1, 68306819), (7, 9758117), (103, 663173), (211, 323729), (449, 152131), (721, 94739), (1477, 46247), (3143, 21733)]