281796193

素因数分解:

$7^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1\times {\mathrm{503}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 325334016

約数和(自身を除く): 43537823

約数列:

[1, 7, 163, 491, 503, 1141, 3437, 3521, 80033, 81989, 246973, 560231, 573923, 1728811, 40256599, 281796193]

約数ペア:

[(1, 281796193), (7, 40256599), (163, 1728811), (491, 573923), (503, 560231), (1141, 246973), (3437, 81989), (3521, 80033)]