28374665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12583}}^1$

素因数の和:12640

約数の個数: 16

約数和(自身を含む): 38054016

約数和(自身を除く): 9679351

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 12583, 62915, 138413, 515903, 692065, 2579515, 5674933, 28374665]

約数ペア:

[(1, 28374665), (5, 5674933), (11, 2579515), (41, 692065), (55, 515903), (205, 138413), (451, 62915), (2255, 12583)]