67900721

素因数分解:

$7^2\times {\mathrm{1049}}^1\times {\mathrm{1321}}^1$

素因数の和:2384

約数の個数: 12

約数和(自身を含む): 79121700

約数和(自身を除く): 11220979

約数列:

[1, 7, 49, 1049, 1321, 7343, 9247, 51401, 64729, 1385729, 9700103, 67900721]

約数ペア:

[(1, 67900721), (7, 9700103), (49, 1385729), (1049, 64729), (1321, 51401), (7343, 9247)]