72489963

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5456

約数の個数: 32

約数和(自身を含む): 121408000

約数和(自身を除く): 48918037

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 5419, 13377, 16257, 37933, 70447, 113799, 211341, 265531, 493129, 796593, 1479387, 1858717, 3451903, 5576151, 10355709, 24163321, 72489963]

約数ペア:

[(1, 72489963), (3, 24163321), (7, 10355709), (13, 5576151), (21, 3451903), (39, 1858717), (49, 1479387), (91, 796593), (147, 493129), (273, 265531), (343, 211341), (637, 113799), (1029, 70447), (1911, 37933), (4459, 16257), (5419, 13377)]