201075915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1873}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 341637696

約数和(自身を除く): 140561781

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 421, 1263, 1873, 2105, 5619, 6315, 7157, 9365, 21471, 28095, 31841, 35785, 95523, 107355, 159205, 477615, 788533, 2365599, 3942665, 11827995, 13405061, 40215183, 67025305, 201075915]

約数ペア:

[(1, 201075915), (3, 67025305), (5, 40215183), (15, 13405061), (17, 11827995), (51, 3942665), (85, 2365599), (255, 788533), (421, 477615), (1263, 159205), (1873, 107355), (2105, 95523), (5619, 35785), (6315, 31841), (7157, 28095), (9365, 21471)]