13990389

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16249}}^1$

素因数の和:16300

約数の個数: 16

約数和(自身を含む): 21840000

約数和(自身を除く): 7849611

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 16249, 48747, 113743, 341229, 666209, 1998627, 4663463, 13990389]

約数ペア:

[(1, 13990389), (3, 4663463), (7, 1998627), (21, 666209), (41, 341229), (123, 113743), (287, 48747), (861, 16249)]