207564721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{120049}}^1$

素因数の和:120088

約数の個数: 16

約数和(自身を含む): 268912000

約数和(自身を除く): 61347279

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 120049, 840343, 1560637, 2280931, 10924459, 15966517, 29652103, 207564721]

約数ペア:

[(1, 207564721), (7, 29652103), (13, 15966517), (19, 10924459), (91, 2280931), (133, 1560637), (247, 840343), (1729, 120049)]