13816287

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 21507200

約数和(自身を除く): 7690913

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 1879, 2451, 5637, 7353, 16911, 35701, 80797, 107103, 242391, 321309, 727173, 1535143, 4605429, 13816287]

約数ペア:

[(1, 13816287), (3, 4605429), (9, 1535143), (19, 727173), (43, 321309), (57, 242391), (129, 107103), (171, 80797), (387, 35701), (817, 16911), (1879, 7353), (2451, 5637)]