12278655

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4787}}^1$

素因数の和:4820

約数の個数: 32

約数和(自身を含む): 22982400

約数和(自身を除く): 10703745

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 4787, 14361, 23935, 43083, 71805, 90953, 129249, 215415, 272859, 454765, 646245, 818577, 1364295, 2455731, 4092885, 12278655]

約数ペア:

[(1, 12278655), (3, 4092885), (5, 2455731), (9, 1364295), (15, 818577), (19, 646245), (27, 454765), (45, 272859), (57, 215415), (95, 129249), (135, 90953), (171, 71805), (285, 43083), (513, 23935), (855, 14361), (2565, 4787)]