28121054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25153}}^1$

素因数の和:25211

約数の個数: 16

約数和(自身を含む): 46484592

約数和(自身を除く): 18363538

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 25153, 50306, 326989, 653978, 1081579, 2163158, 14060527, 28121054]

約数ペア:

[(1, 28121054), (2, 14060527), (13, 2163158), (26, 1081579), (43, 653978), (86, 326989), (559, 50306), (1118, 25153)]