128889238

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{3889}}^1$

素因数の和:4191

約数の個数: 16

約数和(自身を含む): 196896240

約数和(自身を除く): 68007002

約数列:

[1, 2, 73, 146, 227, 454, 3889, 7778, 16571, 33142, 283897, 567794, 882803, 1765606, 64444619, 128889238]

約数ペア:

[(1, 128889238), (2, 64444619), (73, 1765606), (146, 882803), (227, 567794), (454, 283897), (3889, 33142), (7778, 16571)]