64147881

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{17657}}^1$

素因数の和:17840

約数の個数: 16

約数和(自身を含む): 98319744

約数和(自身を除く): 34171863

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 17657, 52971, 123599, 370797, 3054661, 9163983, 21382627, 64147881]

約数ペア:

[(1, 64147881), (3, 21382627), (7, 9163983), (21, 3054661), (173, 370797), (519, 123599), (1211, 52971), (3633, 17657)]