27828171

素因数分解:

$3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1303}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 47569920

約数和(自身を除く): 19741749

約数列:

[1, 3, 7, 9, 21, 27, 63, 113, 189, 339, 791, 1017, 1303, 2373, 3051, 3909, 7119, 9121, 11727, 21357, 27363, 35181, 82089, 147239, 246267, 441717, 1030673, 1325151, 3092019, 3975453, 9276057, 27828171]

約数ペア:

[(1, 27828171), (3, 9276057), (7, 3975453), (9, 3092019), (21, 1325151), (27, 1030673), (63, 441717), (113, 246267), (189, 147239), (339, 82089), (791, 35181), (1017, 27363), (1303, 21357), (2373, 11727), (3051, 9121), (3909, 7119)]