51496731

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40013}}^1$

素因数の和:40043

約数の個数: 24

約数和(自身を含む): 87390576

約数和(自身を除く): 35893845

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 40013, 120039, 360117, 440143, 520169, 1320429, 1560507, 3961287, 4681521, 5721859, 17165577, 51496731]

約数ペア:

[(1, 51496731), (3, 17165577), (9, 5721859), (11, 4681521), (13, 3961287), (33, 1560507), (39, 1320429), (99, 520169), (117, 440143), (143, 360117), (429, 120039), (1287, 40013)]