1325499

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 2101248

約数和(自身を除く): 775749

約数列:

[1, 3, 7, 21, 49, 71, 127, 147, 213, 381, 497, 889, 1491, 2667, 3479, 6223, 9017, 10437, 18669, 27051, 63119, 189357, 441833, 1325499]

約数ペア:

[(1, 1325499), (3, 441833), (7, 189357), (21, 63119), (49, 27051), (71, 18669), (127, 10437), (147, 9017), (213, 6223), (381, 3479), (497, 2667), (889, 1491)]