1268841

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 2101248

約数和(自身を除く): 832407

約数列:

[1, 3, 7, 21, 23, 37, 69, 71, 111, 161, 213, 259, 483, 497, 777, 851, 1491, 1633, 2553, 2627, 4899, 5957, 7881, 11431, 17871, 18389, 34293, 55167, 60421, 181263, 422947, 1268841]

約数ペア:

[(1, 1268841), (3, 422947), (7, 181263), (21, 60421), (23, 55167), (37, 34293), (69, 18389), (71, 17871), (111, 11431), (161, 7881), (213, 5957), (259, 4899), (483, 2627), (497, 2553), (777, 1633), (851, 1491)]