201991419603

素因数分解:

$3^3\times {\mathrm{20089}}^1\times {\mathrm{372401}}^1$

素因数の和:392499

約数の個数: 16

約数和(自身を含む): 299262247200

約数和(自身を除く): 97270827597

約数列:

[1, 3, 9, 27, 20089, 60267, 180801, 372401, 542403, 1117203, 3351609, 10054827, 7481163689, 22443491067, 67330473201, 201991419603]

約数ペア:

[(1, 201991419603), (3, 67330473201), (9, 22443491067), (27, 7481163689), (20089, 10054827), (60267, 3351609), (180801, 1117203), (372401, 542403)]