2209851

素因数分解:

$3^2\times 7^2\times {\mathrm{5011}}^1$

素因数の和:5031

約数の個数: 18

約数和(自身を含む): 3713892

約数和(自身を除く): 1504041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 5011, 15033, 35077, 45099, 105231, 245539, 315693, 736617, 2209851]

約数ペア:

[(1, 2209851), (3, 736617), (7, 315693), (9, 245539), (21, 105231), (49, 45099), (63, 35077), (147, 15033), (441, 5011)]