137558781

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{2591}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 211071744

約数和(自身を除く): 73512963

約数列:

[1, 3, 9, 17, 51, 153, 347, 1041, 2591, 3123, 5899, 7773, 17697, 23319, 44047, 53091, 132141, 396423, 899077, 2697231, 8091693, 15284309, 45852927, 137558781]

約数ペア:

[(1, 137558781), (3, 45852927), (9, 15284309), (17, 8091693), (51, 2697231), (153, 899077), (347, 396423), (1041, 132141), (2591, 53091), (3123, 44047), (5899, 23319), (7773, 17697)]