28003879

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1410

約数の個数: 16

約数和(自身を含む): 31410720

約数和(自身を除く): 3406841

約数列:

[1, 17, 29, 43, 493, 731, 1247, 1321, 21199, 22457, 38309, 56803, 651253, 965651, 1647287, 28003879]

約数ペア:

[(1, 28003879), (17, 1647287), (29, 965651), (43, 651253), (493, 56803), (731, 38309), (1247, 22457), (1321, 21199)]