12647656

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3181}}^1$

素因数の和:3265

約数の個数: 32

約数和(自身を含む): 27492480

約数和(自身を除く): 14844824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3181, 3976, 6362, 12724, 22267, 25448, 44534, 89068, 178136, 225851, 451702, 903404, 1580957, 1806808, 3161914, 6323828, 12647656]

約数ペア:

[(1, 12647656), (2, 6323828), (4, 3161914), (7, 1806808), (8, 1580957), (14, 903404), (28, 451702), (56, 225851), (71, 178136), (142, 89068), (284, 44534), (497, 25448), (568, 22267), (994, 12724), (1988, 6362), (3181, 3976)]