7123385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 9072000

約数和(自身を除く): 1948615

約数列:

[1, 5, 19, 95, 167, 449, 835, 2245, 3173, 8531, 15865, 42655, 74983, 374915, 1424677, 7123385]

約数ペア:

[(1, 7123385), (5, 1424677), (19, 374915), (95, 74983), (167, 42655), (449, 15865), (835, 8531), (2245, 3173)]