15784821

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{44971}}^1$

素因数の和:44993

約数の個数: 16

約数和(自身を含む): 25184320

約数和(自身を除く): 9399499

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 44971, 134913, 404739, 584623, 1214217, 1753869, 5261607, 15784821]

約数ペア:

[(1, 15784821), (3, 5261607), (9, 1753869), (13, 1214217), (27, 584623), (39, 404739), (117, 134913), (351, 44971)]