197361969

素因数分解:

$3^1\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{4349}}^1$

素因数の和:6520

約数の個数: 16

約数和(自身を含む): 300950400

約数和(自身を除く): 103588431

約数列:

[1, 3, 7, 21, 2161, 4349, 6483, 13047, 15127, 30443, 45381, 91329, 9398189, 28194567, 65787323, 197361969]

約数ペア:

[(1, 197361969), (3, 65787323), (7, 28194567), (21, 9398189), (2161, 91329), (4349, 45381), (6483, 30443), (13047, 15127)]