16539019

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 20273760

約数和(自身を除く): 3734741

約数列:

[1, 7, 29, 49, 103, 113, 203, 721, 791, 1421, 2987, 3277, 5047, 5537, 11639, 20909, 22939, 81473, 146363, 160573, 337531, 570311, 2362717, 16539019]

約数ペア:

[(1, 16539019), (7, 2362717), (29, 570311), (49, 337531), (103, 160573), (113, 146363), (203, 81473), (721, 22939), (791, 20909), (1421, 11639), (2987, 5537), (3277, 5047)]