16871781

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4219}}^1$

素因数の和:4296

約数の個数: 16

約数和(自身を含む): 23767040

約数和(自身を除く): 6895259

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 4219, 12657, 130789, 181417, 392367, 544251, 5623927, 16871781]

約数ペア:

[(1, 16871781), (3, 5623927), (31, 544251), (43, 392367), (93, 181417), (129, 130789), (1333, 12657), (3999, 4219)]