201532821

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1433}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 317361408

約数和(自身を除く): 115828587

約数列:

[1, 3, 7, 21, 37, 111, 181, 259, 543, 777, 1267, 1433, 3801, 4299, 6697, 10031, 20091, 30093, 46879, 53021, 140637, 159063, 259373, 371147, 778119, 1113441, 1815611, 5446833, 9596801, 28790403, 67177607, 201532821]

約数ペア:

[(1, 201532821), (3, 67177607), (7, 28790403), (21, 9596801), (37, 5446833), (111, 1815611), (181, 1113441), (259, 778119), (543, 371147), (777, 259373), (1267, 159063), (1433, 140637), (3801, 53021), (4299, 46879), (6697, 30093), (10031, 20091)]