7872891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6961}}^1$

素因数の和:7006

約数の個数: 16

約数和(自身を含む): 11696160

約数和(自身を除く): 3823269

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 6961, 20883, 90493, 201869, 271479, 605607, 2624297, 7872891]

約数ペア:

[(1, 7872891), (3, 2624297), (13, 605607), (29, 271479), (39, 201869), (87, 90493), (377, 20883), (1131, 6961)]