128939208

素因数分解:

$2^3\times 3^1\times {\mathrm{5372467}}^1$

素因数の和:5372476

約数の個数: 16

約数和(自身を含む): 322348080

約数和(自身を除く): 193408872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 5372467, 10744934, 16117401, 21489868, 32234802, 42979736, 64469604, 128939208]

約数ペア:

[(1, 128939208), (2, 64469604), (3, 42979736), (4, 32234802), (6, 21489868), (8, 16117401), (12, 10744934), (24, 5372467)]