3947145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 6988032

約数和(自身を除く): 3040887

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 673, 1173, 1955, 2019, 3365, 5865, 10095, 11441, 15479, 34323, 46437, 57205, 77395, 171615, 232185, 263143, 789429, 1315715, 3947145]

約数ペア:

[(1, 3947145), (3, 1315715), (5, 789429), (15, 263143), (17, 232185), (23, 171615), (51, 77395), (69, 57205), (85, 46437), (115, 34323), (255, 15479), (345, 11441), (391, 10095), (673, 5865), (1173, 3365), (1955, 2019)]