201580551

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{605347}}^1$

素因数の和:605390

約数の個数: 12

約数和(自身を含む): 299041912

約数和(自身を除く): 97461361

約数列:

[1, 3, 9, 37, 111, 333, 605347, 1816041, 5448123, 22397839, 67193517, 201580551]

約数ペア:

[(1, 201580551), (3, 67193517), (9, 22397839), (37, 5448123), (111, 1816041), (333, 605347)]