489143395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{73061}}^1$

素因数の和:73182

約数の個数: 16

約数和(自身を含む): 638269632

約数和(自身を除く): 149126237

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6695, 73061, 365305, 949793, 4748965, 7525283, 37626415, 97828679, 489143395]

約数ペア:

[(1, 489143395), (5, 97828679), (13, 37626415), (65, 7525283), (103, 4748965), (515, 949793), (1339, 365305), (6695, 73061)]