291280317

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{138113}}^1$

素因数の和:138172

約数の個数: 16

約数和(自身を含む): 419866560

約数和(自身を除く): 128586243

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 138113, 414339, 2624147, 5110181, 7872441, 15330543, 97093439, 291280317]

約数ペア:

[(1, 291280317), (3, 97093439), (19, 15330543), (37, 7872441), (57, 5110181), (111, 2624147), (703, 414339), (2109, 138113)]