16787655

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 31004064

約数和(自身を除く): 14216409

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 337, 369, 405, 615, 1011, 1107, 1215, 1685, 1845, 3033, 3321, 5055, 5535, 9099, 9963, 13817, 15165, 16605, 27297, 41451, 45495, 49815, 69085, 81891, 124353, 136485, 207255, 373059, 409455, 621765, 1119177, 1865295, 3357531, 5595885, 16787655]

約数ペア:

[(1, 16787655), (3, 5595885), (5, 3357531), (9, 1865295), (15, 1119177), (27, 621765), (41, 409455), (45, 373059), (81, 207255), (123, 136485), (135, 124353), (205, 81891), (243, 69085), (337, 49815), (369, 45495), (405, 41451), (615, 27297), (1011, 16605), (1107, 15165), (1215, 13817), (1685, 9963), (1845, 9099), (3033, 5535), (3321, 5055)]