28747171

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:618

約数の個数: 16

約数和(自身を含む): 31852800

約数和(自身を除く): 3105629

約数列:

[1, 19, 23, 157, 419, 437, 2983, 3611, 7961, 9637, 65783, 68609, 183103, 1249877, 1513009, 28747171]

約数ペア:

[(1, 28747171), (19, 1513009), (23, 1249877), (157, 183103), (419, 68609), (437, 65783), (2983, 9637), (3611, 7961)]