661263285

素因数分解:

$3^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{43691}}^1$

素因数の和:44708

約数の個数: 16

約数和(自身を含む): 1059094080

約数和(自身を除く): 397830795

約数列:

[1, 3, 5, 15, 1009, 3027, 5045, 15135, 43691, 131073, 218455, 655365, 44084219, 132252657, 220421095, 661263285]

約数ペア:

[(1, 661263285), (3, 220421095), (5, 132252657), (15, 44084219), (1009, 655365), (3027, 218455), (5045, 131073), (15135, 43691)]