16995279

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19739}}^1$

素因数の和:19790

約数の個数: 16

約数和(自身を含む): 26530560

約数和(自身を除く): 9535281

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 19739, 59217, 138173, 414519, 809299, 2427897, 5665093, 16995279]

約数ペア:

[(1, 16995279), (3, 5665093), (7, 2427897), (21, 809299), (41, 414519), (123, 138173), (287, 59217), (861, 19739)]