257543351

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{2347}}^1$

素因数の和:2750

約数の個数: 16

約数和(自身を含む): 290325504

約数和(自身を除く): 32782153

約数列:

[1, 13, 23, 299, 367, 2347, 4771, 8441, 30511, 53981, 109733, 701753, 861349, 11197537, 19811027, 257543351]

約数ペア:

[(1, 257543351), (13, 19811027), (23, 11197537), (299, 861349), (367, 701753), (2347, 109733), (4771, 53981), (8441, 30511)]