289943517

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1797

約数の個数: 32

約数和(自身を含む): 424023552

約数和(自身を除く): 134080035

約数列:

[1, 3, 17, 47, 51, 73, 141, 219, 799, 1241, 1657, 2397, 3431, 3723, 4971, 10293, 28169, 58327, 77879, 84507, 120961, 174981, 233637, 362883, 1323943, 2056337, 3971829, 5685167, 6169011, 17055501, 96647839, 289943517]

約数ペア:

[(1, 289943517), (3, 96647839), (17, 17055501), (47, 6169011), (51, 5685167), (73, 3971829), (141, 2056337), (219, 1323943), (799, 362883), (1241, 233637), (1657, 174981), (2397, 120961), (3431, 84507), (3723, 77879), (4971, 58327), (10293, 28169)]