251657982

素因数分解:

$2^1\times 3^3\times {\mathrm{163}}^1\times {\mathrm{28591}}^1$

素因数の和:28765

約数の個数: 32

約数和(自身を含む): 562690560

約数和(自身を除く): 311032578

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 163, 326, 489, 978, 1467, 2934, 4401, 8802, 28591, 57182, 85773, 171546, 257319, 514638, 771957, 1543914, 4660333, 9320666, 13980999, 27961998, 41942997, 83885994, 125828991, 251657982]

約数ペア:

[(1, 251657982), (2, 125828991), (3, 83885994), (6, 41942997), (9, 27961998), (18, 13980999), (27, 9320666), (54, 4660333), (163, 1543914), (326, 771957), (489, 514638), (978, 257319), (1467, 171546), (2934, 85773), (4401, 57182), (8802, 28591)]