15661415943

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{7280993}}^1$

素因数の和:7281238

約数の個数: 12

約数和(自身を含む): 22716701280

約数和(自身を除く): 7055285337

約数列:

[1, 3, 9, 239, 717, 2151, 7280993, 21842979, 65528937, 1740157327, 5220471981, 15661415943]

約数ペア:

[(1, 15661415943), (3, 5220471981), (9, 1740157327), (239, 65528937), (717, 21842979), (2151, 7280993)]