207965247

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{463}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 323033088

約数和(自身を除く): 115067841

約数列:

[1, 3, 7, 21, 73, 219, 293, 463, 511, 879, 1389, 1533, 2051, 3241, 6153, 9723, 21389, 33799, 64167, 101397, 135659, 149723, 236593, 406977, 449169, 709779, 949613, 2848839, 9903107, 29709321, 69321749, 207965247]

約数ペア:

[(1, 207965247), (3, 69321749), (7, 29709321), (21, 9903107), (73, 2848839), (219, 949613), (293, 709779), (463, 449169), (511, 406977), (879, 236593), (1389, 149723), (1533, 135659), (2051, 101397), (3241, 64167), (6153, 33799), (9723, 21389)]