28190409

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{2467}}^1$

素因数の和:2776

約数の個数: 16

約数和(自身を含む): 40633152

約数和(自身を除く): 12442743

約数列:

[1, 3, 13, 39, 293, 879, 2467, 3809, 7401, 11427, 32071, 96213, 722831, 2168493, 9396803, 28190409]

約数ペア:

[(1, 28190409), (3, 9396803), (13, 2168493), (39, 722831), (293, 96213), (879, 32071), (2467, 11427), (3809, 7401)]