1388666547

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{12323}}^1$

素因数の和:13007

約数の個数: 24

約数和(自身を含む): 2114798400

約数和(自身を除く): 726131853

約数列:

[1, 3, 9, 19, 57, 171, 659, 1977, 5931, 12323, 12521, 36969, 37563, 110907, 112689, 234137, 702411, 2107233, 8120857, 24362571, 73087713, 154296283, 462888849, 1388666547]

約数ペア:

[(1, 1388666547), (3, 462888849), (9, 154296283), (19, 73087713), (57, 24362571), (171, 8120857), (659, 2107233), (1977, 702411), (5931, 234137), (12323, 112689), (12521, 110907), (36969, 37563)]