2539720521

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{7235671}}^1$

素因数の和:7235693

約数の個数: 16

約数和(自身を含む): 4051976320

約数和(自身を除く): 1512255799

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 7235671, 21707013, 65121039, 94063723, 195363117, 282191169, 846573507, 2539720521]

約数ペア:

[(1, 2539720521), (3, 846573507), (9, 282191169), (13, 195363117), (27, 94063723), (39, 65121039), (117, 21707013), (351, 7235671)]