209230448

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{81223}}^1$

素因数の和:81261

約数の個数: 40

約数和(自身を含む): 483445248

約数和(自身を除く): 274214800

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 81223, 162446, 324892, 568561, 649784, 1137122, 1299568, 1868129, 2274244, 3736258, 4548488, 7472516, 9096976, 13076903, 14945032, 26153806, 29890064, 52307612, 104615224, 209230448]

約数ペア:

[(1, 209230448), (2, 104615224), (4, 52307612), (7, 29890064), (8, 26153806), (14, 14945032), (16, 13076903), (23, 9096976), (28, 7472516), (46, 4548488), (56, 3736258), (92, 2274244), (112, 1868129), (161, 1299568), (184, 1137122), (322, 649784), (368, 568561), (644, 324892), (1288, 162446), (2576, 81223)]