208058253

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1423}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 313872384

約数和(自身を除く): 105814131

約数列:

[1, 3, 13, 23, 39, 69, 163, 299, 489, 897, 1423, 2119, 3749, 4269, 6357, 11247, 18499, 32729, 48737, 55497, 98187, 146211, 231949, 425477, 695847, 1276431, 3015337, 5334827, 9046011, 16004481, 69352751, 208058253]

約数ペア:

[(1, 208058253), (3, 69352751), (13, 16004481), (23, 9046011), (39, 5334827), (69, 3015337), (163, 1276431), (299, 695847), (489, 425477), (897, 231949), (1423, 146211), (2119, 98187), (3749, 55497), (4269, 48737), (6357, 32729), (11247, 18499)]