202320423

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{9719}}^1$

素因数の和:9988

約数の個数: 20

約数和(自身を含む): 303438960

約数和(自身を除く): 101118537

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 6939, 9719, 20817, 29157, 87471, 262413, 787239, 2497783, 7493349, 22480047, 67440141, 202320423]

約数ペア:

[(1, 202320423), (3, 67440141), (9, 22480047), (27, 7493349), (81, 2497783), (257, 787239), (771, 262413), (2313, 87471), (6939, 29157), (9719, 20817)]