28419255

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1493}}^1$

素因数の和:1557

約数の個数: 40

約数和(自身を含む): 52062912

約数和(自身を除く): 23643657

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 1493, 2115, 3807, 4479, 6345, 7465, 13437, 19035, 22395, 40311, 67185, 70171, 120933, 201555, 210513, 350855, 604665, 631539, 1052565, 1894617, 3157695, 5683851, 9473085, 28419255]

約数ペア:

[(1, 28419255), (3, 9473085), (5, 5683851), (9, 3157695), (15, 1894617), (27, 1052565), (45, 631539), (47, 604665), (81, 350855), (135, 210513), (141, 201555), (235, 120933), (405, 70171), (423, 67185), (705, 40311), (1269, 22395), (1493, 19035), (2115, 13437), (3807, 7465), (4479, 6345)]