16164421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9349}}^1$

素因数の和:9388

約数の個数: 16

約数和(自身を含む): 20944000

約数和(自身を除く): 4779579

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 9349, 65443, 121537, 177631, 850759, 1243417, 2309203, 16164421]

約数ペア:

[(1, 16164421), (7, 2309203), (13, 1243417), (19, 850759), (91, 177631), (133, 121537), (247, 65443), (1729, 9349)]