161966013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{258319}}^1$

素因数の和:258352

約数の個数: 16

約数和(自身を含む): 247987200

約数和(自身を除く): 86021187

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 258319, 774957, 2841509, 4908061, 8524527, 14724183, 53988671, 161966013]

約数ペア:

[(1, 161966013), (3, 53988671), (11, 14724183), (19, 8524527), (33, 4908061), (57, 2841509), (209, 774957), (627, 258319)]