39440221

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 43108848

約数和(自身を除く): 3668627

約数列:

[1, 17, 61, 73, 521, 1037, 1241, 4453, 8857, 31781, 38033, 75701, 540277, 646561, 2320013, 39440221]

約数ペア:

[(1, 39440221), (17, 2320013), (61, 646561), (73, 540277), (521, 75701), (1037, 38033), (1241, 31781), (4453, 8857)]