15730929

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1237}}^1$

素因数の和:1406

約数の個数: 20

約数和(自身を含む): 23668084

約数和(自身を除く): 7937155

約数列:

[1, 3, 9, 27, 81, 157, 471, 1237, 1413, 3711, 4239, 11133, 12717, 33399, 100197, 194209, 582627, 1747881, 5243643, 15730929]

約数ペア:

[(1, 15730929), (3, 5243643), (9, 1747881), (27, 582627), (81, 194209), (157, 100197), (471, 33399), (1237, 12717), (1413, 11133), (3711, 4239)]