173487568

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{78007}}^1$

素因数の和:78154

約数の個数: 20

約数和(自身を含む): 338554720

約数和(自身を除く): 165067152

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 78007, 156014, 312028, 624056, 1248112, 10842973, 21685946, 43371892, 86743784, 173487568]

約数ペア:

[(1, 173487568), (2, 86743784), (4, 43371892), (8, 21685946), (16, 10842973), (139, 1248112), (278, 624056), (556, 312028), (1112, 156014), (2224, 78007)]