28378317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6277}}^1$

素因数の和:6428

約数の個数: 16

約数和(自身を含む): 41585472

約数和(自身を除く): 13207155

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 6277, 18831, 69047, 207141, 859949, 2579847, 9459439, 28378317]

約数ペア:

[(1, 28378317), (3, 9459439), (11, 2579847), (33, 859949), (137, 207141), (411, 69047), (1507, 18831), (4521, 6277)]