13389957

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{827}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 22216896

約数和(自身を除く): 8826939

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 827, 1799, 2313, 2481, 5397, 5789, 7443, 16191, 17367, 52101, 212539, 637617, 1487773, 1912851, 4463319, 13389957]

約数ペア:

[(1, 13389957), (3, 4463319), (7, 1912851), (9, 1487773), (21, 637617), (63, 212539), (257, 52101), (771, 17367), (827, 16191), (1799, 7443), (2313, 5789), (2481, 5397)]