28003819

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 29998080

約数和(自身を除く): 1994261

約数列:

[1, 31, 59, 61, 251, 1829, 1891, 3599, 7781, 14809, 15311, 111569, 459079, 474641, 903349, 28003819]

約数ペア:

[(1, 28003819), (31, 903349), (59, 474641), (61, 459079), (251, 111569), (1829, 15311), (1891, 14809), (3599, 7781)]