97801991

素因数分解:

$7^3\times {\mathrm{389}}^1\times {\mathrm{733}}^1$

素因数の和:1143

約数の個数: 16

約数和(自身を含む): 114504000

約数和(自身を除く): 16702009

約数列:

[1, 7, 49, 343, 389, 733, 2723, 5131, 19061, 35917, 133427, 251419, 285137, 1995959, 13971713, 97801991]

約数ペア:

[(1, 97801991), (7, 13971713), (49, 1995959), (343, 285137), (389, 251419), (733, 133427), (2723, 35917), (5131, 19061)]