28710493

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{607}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 34145280

約数和(自身を除く): 5434787

約数列:

[1, 7, 29, 203, 233, 607, 1631, 4249, 6757, 17603, 47299, 123221, 141431, 990017, 4101499, 28710493]

約数ペア:

[(1, 28710493), (7, 4101499), (29, 990017), (203, 141431), (233, 123221), (607, 47299), (1631, 17603), (4249, 6757)]