189007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 16

約数和(自身を含む): 243712

約数和(自身を除く): 54705

約数列:

[1, 7, 13, 31, 67, 91, 217, 403, 469, 871, 2077, 2821, 6097, 14539, 27001, 189007]

約数ペア:

[(1, 189007), (7, 27001), (13, 14539), (31, 6097), (67, 2821), (91, 2077), (217, 871), (403, 469)]