204868503

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{18797}}^1$

素因数の和:18983

約数の個数: 24

約数和(自身を含む): 340168608

約数和(自身を除く): 135300105

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 3633, 10899, 18797, 56391, 131579, 169173, 394737, 1184211, 3251881, 9755643, 22763167, 29266929, 68289501, 204868503]

約数ペア:

[(1, 204868503), (3, 68289501), (7, 29266929), (9, 22763167), (21, 9755643), (63, 3251881), (173, 1184211), (519, 394737), (1211, 169173), (1557, 131579), (3633, 56391), (10899, 18797)]