28628236

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78649}}^1$

素因数の和:78673

約数の個数: 24

約数和(自身を含む): 61661600

約数和(自身を除く): 33033364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 78649, 157298, 314596, 550543, 1022437, 1101086, 2044874, 2202172, 4089748, 7157059, 14314118, 28628236]

約数ペア:

[(1, 28628236), (2, 14314118), (4, 7157059), (7, 4089748), (13, 2202172), (14, 2044874), (26, 1101086), (28, 1022437), (52, 550543), (91, 314596), (182, 157298), (364, 78649)]