17889161

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 19145280

約数和(自身を除く): 1256119

約数列:

[1, 41, 43, 73, 139, 1763, 2993, 3139, 5699, 5977, 10147, 128699, 245057, 416027, 436321, 17889161]

約数ペア:

[(1, 17889161), (41, 436321), (43, 416027), (73, 245057), (139, 128699), (1763, 10147), (2993, 5977), (3139, 5699)]