9997209

素因数分解:

$3^3\times {\mathrm{479}}^1\times {\mathrm{773}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 14860800

約数和(自身を除く): 4863591

約数列:

[1, 3, 9, 27, 479, 773, 1437, 2319, 4311, 6957, 12933, 20871, 370267, 1110801, 3332403, 9997209]

約数ペア:

[(1, 9997209), (3, 3332403), (9, 1110801), (27, 370267), (479, 20871), (773, 12933), (1437, 6957), (2319, 4311)]