1928003

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 20

約数和(自身を含む): 2487288

約数和(自身を除く): 559285

約数列:

[1, 7, 11, 49, 73, 77, 343, 511, 539, 803, 2401, 3577, 3773, 5621, 25039, 26411, 39347, 175273, 275429, 1928003]

約数ペア:

[(1, 1928003), (7, 275429), (11, 175273), (49, 39347), (73, 26411), (77, 25039), (343, 5621), (511, 3773), (539, 3577), (803, 2401)]