661299543

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{468011}}^1$

素因数の和:468174

約数の個数: 12

約数和(自身を含む): 961296648

約数和(自身を除く): 299997105

約数列:

[1, 3, 9, 157, 471, 1413, 468011, 1404033, 4212099, 73477727, 220433181, 661299543]

約数ペア:

[(1, 661299543), (3, 220433181), (9, 73477727), (157, 4212099), (471, 1404033), (1413, 468011)]