28101019

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 30862080

約数和(自身を除く): 2761061

約数列:

[1, 19, 37, 71, 563, 703, 1349, 2627, 10697, 20831, 39973, 49913, 395789, 759487, 1479001, 28101019]

約数ペア:

[(1, 28101019), (19, 1479001), (37, 759487), (71, 395789), (563, 49913), (703, 39973), (1349, 20831), (2627, 10697)]