13237719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 20404224

約数和(自身を除く): 7166505

約数列:

[1, 3, 11, 23, 33, 69, 107, 163, 253, 321, 489, 759, 1177, 1793, 2461, 3531, 3749, 5379, 7383, 11247, 17441, 27071, 41239, 52323, 81213, 123717, 191851, 401143, 575553, 1203429, 4412573, 13237719]

約数ペア:

[(1, 13237719), (3, 4412573), (11, 1203429), (23, 575553), (33, 401143), (69, 191851), (107, 123717), (163, 81213), (253, 52323), (321, 41239), (489, 27071), (759, 17441), (1177, 11247), (1793, 7383), (2461, 5379), (3531, 3749)]