20782695

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14053785

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 705, 719, 1927, 2157, 3595, 5781, 9635, 10785, 28905, 29479, 33793, 88437, 101379, 147395, 168965, 442185, 506895, 1385513, 4156539, 6927565, 20782695]

約数ペア:

[(1, 20782695), (3, 6927565), (5, 4156539), (15, 1385513), (41, 506895), (47, 442185), (123, 168965), (141, 147395), (205, 101379), (235, 88437), (615, 33793), (705, 29479), (719, 28905), (1927, 10785), (2157, 9635), (3595, 5781)]