1900657143

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{304739}}^1$

素因数の和:304769

約数の個数: 40

約数和(自身を含む): 3539859840

約数和(自身を除く): 1639202697

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 304739, 914217, 2133173, 2742651, 3352129, 6399519, 8227953, 10056387, 19198557, 23464903, 24683859, 30169161, 57595671, 70394709, 90507483, 172787013, 211184127, 271522449, 633552381, 1900657143]

約数ペア:

[(1, 1900657143), (3, 633552381), (7, 271522449), (9, 211184127), (11, 172787013), (21, 90507483), (27, 70394709), (33, 57595671), (63, 30169161), (77, 24683859), (81, 23464903), (99, 19198557), (189, 10056387), (231, 8227953), (297, 6399519), (567, 3352129), (693, 2742651), (891, 2133173), (2079, 914217), (6237, 304739)]