2839455

素因数分解:

$3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:83

約数の個数: 56

約数和(自身を含む): 5508720

約数和(自身を除く): 2669265

約数列:

[1, 3, 5, 9, 15, 19, 27, 41, 45, 57, 81, 95, 123, 135, 171, 205, 243, 285, 369, 405, 513, 615, 729, 779, 855, 1107, 1215, 1539, 1845, 2337, 2565, 3321, 3645, 3895, 4617, 5535, 7011, 7695, 9963, 11685, 13851, 16605, 21033, 23085, 29889, 35055, 49815, 63099, 69255, 105165, 149445, 189297, 315495, 567891, 946485, 2839455]

約数ペア:

[(1, 2839455), (3, 946485), (5, 567891), (9, 315495), (15, 189297), (19, 149445), (27, 105165), (41, 69255), (45, 63099), (57, 49815), (81, 35055), (95, 29889), (123, 23085), (135, 21033), (171, 16605), (205, 13851), (243, 11685), (285, 9963), (369, 7695), (405, 7011), (513, 5535), (615, 4617), (729, 3895), (779, 3645), (855, 3321), (1107, 2565), (1215, 2337), (1539, 1845)]