891189

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2561

約数の個数: 16

約数和(自身を含む): 1422400

約数和(自身を除く): 531211

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 2539, 7617, 22851, 33007, 68553, 99021, 297063, 891189]

約数ペア:

[(1, 891189), (3, 297063), (9, 99021), (13, 68553), (27, 33007), (39, 22851), (117, 7617), (351, 2539)]