86550681

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{216919}}^1$

素因数の和:216948

約数の個数: 16

約数和(自身を含む): 138828800

約数和(自身を除く): 52278119

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 216919, 650757, 1518433, 4121461, 4555299, 12364383, 28850227, 86550681]

約数ペア:

[(1, 86550681), (3, 28850227), (7, 12364383), (19, 4555299), (21, 4121461), (57, 1518433), (133, 650757), (399, 216919)]