26839755

素因数分解:

$3^4\times 5^1\times {\mathrm{66271}}^1$

素因数の和:66288

約数の個数: 20

約数和(自身を含む): 48113472

約数和(自身を除く): 21273717

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 66271, 198813, 331355, 596439, 994065, 1789317, 2982195, 5367951, 8946585, 26839755]

約数ペア:

[(1, 26839755), (3, 8946585), (5, 5367951), (9, 2982195), (15, 1789317), (27, 994065), (45, 596439), (81, 331355), (135, 198813), (405, 66271)]