221901838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{67943}}^1$

素因数の和:68039

約数の個数: 16

約数和(自身を含む): 352221696

約数和(自身を除く): 130319858

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 67943, 135886, 1562689, 3125378, 4823953, 9647906, 110950919, 221901838]

約数ペア:

[(1, 221901838), (2, 110950919), (23, 9647906), (46, 4823953), (71, 3125378), (142, 1562689), (1633, 135886), (3266, 67943)]