247989423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{20147}}^1$

素因数の和:20534

約数の個数: 16

約数和(自身を含む): 361696896

約数和(自身を除く): 113707473

約数列:

[1, 3, 11, 33, 373, 1119, 4103, 12309, 20147, 60441, 221617, 664851, 7514831, 22544493, 82663141, 247989423]

約数ペア:

[(1, 247989423), (3, 82663141), (11, 22544493), (33, 7514831), (373, 664851), (1119, 221617), (4103, 60441), (12309, 20147)]