138197969

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{48989}}^1$

素因数の和:49040

約数の個数: 16

約数和(自身を含む): 175580160

約数和(自身を除く): 37382191

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 48989, 342923, 636857, 1518659, 4457999, 10630613, 19742567, 138197969]

約数ペア:

[(1, 138197969), (7, 19742567), (13, 10630613), (31, 4457999), (91, 1518659), (217, 636857), (403, 342923), (2821, 48989)]