67968868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21757}}^1$

素因数の和:21843

約数の個数: 24

約数和(自身を含む): 131592384

約数和(自身を除く): 63623516

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 21757, 43514, 87028, 239327, 478654, 957308, 1544747, 3089494, 6178988, 16992217, 33984434, 67968868]

約数ペア:

[(1, 67968868), (2, 33984434), (4, 16992217), (11, 6178988), (22, 3089494), (44, 1544747), (71, 957308), (142, 478654), (284, 239327), (781, 87028), (1562, 43514), (3124, 21757)]