219748361

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{6823}}^1$

素因数の和:6980

約数の個数: 16

約数和(自身を含む): 259421184

約数和(自身を除く): 39672823

約数列:

[1, 7, 43, 107, 301, 749, 4601, 6823, 32207, 47761, 293389, 730061, 2053723, 5110427, 31392623, 219748361]

約数ペア:

[(1, 219748361), (7, 31392623), (43, 5110427), (107, 2053723), (301, 730061), (749, 293389), (4601, 47761), (6823, 32207)]