129487984

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{110863}}^1$

素因数の和:110944

約数の個数: 20

約数和(自身を含む): 254322016

約数和(自身を除く): 124834032

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 110863, 221726, 443452, 886904, 1773808, 8092999, 16185998, 32371996, 64743992, 129487984]

約数ペア:

[(1, 129487984), (2, 64743992), (4, 32371996), (8, 16185998), (16, 8092999), (73, 1773808), (146, 886904), (292, 443452), (584, 221726), (1168, 110863)]