28401865

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{6361}}^1$

素因数の和:6432

約数の個数: 16

約数和(自身を含む): 36645120

約数和(自身を除く): 8243255

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 6361, 31805, 120859, 298967, 604295, 1494835, 5680373, 28401865]

約数ペア:

[(1, 28401865), (5, 5680373), (19, 1494835), (47, 604295), (95, 298967), (235, 120859), (893, 31805), (4465, 6361)]