17878107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 10345893

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1049, 1311, 3147, 5681, 13637, 17043, 19931, 24127, 40911, 59793, 72381, 259103, 313651, 458413, 777309, 940953, 1375239, 5959369, 17878107]

約数ペア:

[(1, 17878107), (3, 5959369), (13, 1375239), (19, 940953), (23, 777309), (39, 458413), (57, 313651), (69, 259103), (247, 72381), (299, 59793), (437, 40911), (741, 24127), (897, 19931), (1049, 17043), (1311, 13637), (3147, 5681)]