13691919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4007}}^1$

素因数の和:4094

約数の個数: 16

約数和(自身を含む): 19623168

約数和(自身を除く): 5931249

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 4007, 12021, 68119, 204357, 268469, 805407, 4563973, 13691919]

約数ペア:

[(1, 13691919), (3, 4563973), (17, 805407), (51, 268469), (67, 204357), (201, 68119), (1139, 12021), (3417, 4007)]