16878909

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2381}}^1$

素因数の和:2540

約数の個数: 16

約数和(自身を含む): 24010560

約数和(自身を除く): 7131651

約数列:

[1, 3, 17, 51, 139, 417, 2363, 2381, 7089, 7143, 40477, 121431, 330959, 992877, 5626303, 16878909]

約数ペア:

[(1, 16878909), (3, 5626303), (17, 992877), (51, 330959), (139, 121431), (417, 40477), (2363, 7143), (2381, 7089)]