13240131

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 19660800

約数和(自身を除く): 6420669

約数列:

[1, 3, 19, 31, 57, 59, 93, 127, 177, 381, 589, 1121, 1767, 1829, 2413, 3363, 3937, 5487, 7239, 7493, 11811, 22479, 34751, 74803, 104253, 142367, 224409, 232283, 427101, 696849, 4413377, 13240131]

約数ペア:

[(1, 13240131), (3, 4413377), (19, 696849), (31, 427101), (57, 232283), (59, 224409), (93, 142367), (127, 104253), (177, 74803), (381, 34751), (589, 22479), (1121, 11811), (1767, 7493), (1829, 7239), (2413, 5487), (3363, 3937)]