209819679

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{54941}}^1$

素因数の和:55030

約数の個数: 16

約数和(自身を含む): 298884480

約数和(自身を除く): 89064801

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 54941, 164823, 1043879, 3131637, 3681047, 11043141, 69939893, 209819679]

約数ペア:

[(1, 209819679), (3, 69939893), (19, 11043141), (57, 3681047), (67, 3131637), (201, 1043879), (1273, 164823), (3819, 54941)]