2138406907

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{350731}}^1$

素因数の和:350818

約数の個数: 16

約数和(自身を含む): 2671174912

約数和(自身を除く): 532768005

約数列:

[1, 7, 13, 67, 91, 469, 871, 6097, 350731, 2455117, 4559503, 23498977, 31916521, 164492839, 305486701, 2138406907]

約数ペア:

[(1, 2138406907), (7, 305486701), (13, 164492839), (67, 31916521), (91, 23498977), (469, 4559503), (871, 2455117), (6097, 350731)]