11380815

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5381}}^1$

素因数の和:5439

約数の個数: 24

約数和(自身を含む): 20150208

約数和(自身を除く): 8769393

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 5381, 16143, 26905, 48429, 80715, 242145, 252907, 758721, 1264535, 2276163, 3793605, 11380815]

約数ペア:

[(1, 11380815), (3, 3793605), (5, 2276163), (9, 1264535), (15, 758721), (45, 252907), (47, 242145), (141, 80715), (235, 48429), (423, 26905), (705, 16143), (2115, 5381)]