247890243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{7703}}^1$

素因数の和:8354

約数の個数: 16

約数和(自身を含む): 350562816

約数和(自身を除く): 102672573

約数列:

[1, 3, 17, 51, 631, 1893, 7703, 10727, 23109, 32181, 130951, 392853, 4860593, 14581779, 82630081, 247890243]

約数ペア:

[(1, 247890243), (3, 82630081), (17, 14581779), (51, 4860593), (631, 392853), (1893, 130951), (7703, 32181), (10727, 23109)]