1317519

素因数分解:

$3^3\times 7^1\times {\mathrm{6971}}^1$

素因数の和:6987

約数の個数: 16

約数和(自身を含む): 2231040

約数和(自身を除く): 913521

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6971, 20913, 48797, 62739, 146391, 188217, 439173, 1317519]

約数ペア:

[(1, 1317519), (3, 439173), (7, 188217), (9, 146391), (21, 62739), (27, 48797), (63, 20913), (189, 6971)]