28682843

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1009}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 34129920

約数和(自身を除く): 5447077

約数列:

[1, 7, 31, 131, 217, 917, 1009, 4061, 7063, 28427, 31279, 132179, 218953, 925253, 4097549, 28682843]

約数ペア:

[(1, 28682843), (7, 4097549), (31, 925253), (131, 218953), (217, 132179), (917, 31279), (1009, 28427), (4061, 7063)]