205351107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12049}}^1$

素因数の和:12107

約数の個数: 32

約数和(自身を含む): 323904000

約数和(自身を除く): 118552893

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 5681, 12049, 17043, 36147, 156637, 228931, 277127, 469911, 686793, 831381, 2976103, 3602651, 5265413, 8928309, 10807953, 15796239, 68450369, 205351107]

約数ペア:

[(1, 205351107), (3, 68450369), (13, 15796239), (19, 10807953), (23, 8928309), (39, 5265413), (57, 3602651), (69, 2976103), (247, 831381), (299, 686793), (437, 469911), (741, 277127), (897, 228931), (1311, 156637), (5681, 36147), (12049, 17043)]