8438907

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 12741120

約数和(自身を除く): 4302213

約数列:

[1, 3, 19, 23, 41, 57, 69, 123, 157, 437, 471, 779, 943, 1311, 2337, 2829, 2983, 3611, 6437, 8949, 10833, 17917, 19311, 53751, 68609, 122303, 148051, 205827, 366909, 444153, 2812969, 8438907]

約数ペア:

[(1, 8438907), (3, 2812969), (19, 444153), (23, 366909), (41, 205827), (57, 148051), (69, 122303), (123, 68609), (157, 53751), (437, 19311), (471, 17917), (779, 10833), (943, 8949), (1311, 6437), (2337, 3611), (2829, 2983)]