209127963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{147377}}^1$

素因数の和:147434

約数の個数: 16

約数和(自身を含む): 311262336

約数和(自身を除く): 102134373

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 147377, 442131, 1621147, 4863441, 6337211, 19011633, 69709321, 209127963]

約数ペア:

[(1, 209127963), (3, 69709321), (11, 19011633), (33, 6337211), (43, 4863441), (129, 1621147), (473, 442131), (1419, 147377)]