139571845

素因数分解:

$5^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 197568000

約数和(自身を除く): 57996155

約数列:

[1, 5, 7, 35, 49, 97, 245, 343, 485, 679, 839, 1715, 3395, 4195, 4753, 5873, 23765, 29365, 33271, 41111, 81383, 166355, 205555, 287777, 406915, 569681, 1438885, 2848405, 3987767, 19938835, 27914369, 139571845]

約数ペア:

[(1, 139571845), (5, 27914369), (7, 19938835), (35, 3987767), (49, 2848405), (97, 1438885), (245, 569681), (343, 406915), (485, 287777), (679, 205555), (839, 166355), (1715, 81383), (3395, 41111), (4195, 33271), (4753, 29365), (5873, 23765)]