212953135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 279571392

約数和(自身を除く): 66618257

約数列:

[1, 5, 17, 61, 67, 85, 305, 335, 613, 1037, 1139, 3065, 4087, 5185, 5695, 10421, 20435, 37393, 41071, 52105, 69479, 186965, 205355, 347395, 635681, 698207, 2505331, 3178405, 3491035, 12526655, 42590627, 212953135]

約数ペア:

[(1, 212953135), (5, 42590627), (17, 12526655), (61, 3491035), (67, 3178405), (85, 2505331), (305, 698207), (335, 635681), (613, 347395), (1037, 205355), (1139, 186965), (3065, 69479), (4087, 52105), (5185, 41071), (5695, 37393), (10421, 20435)]