259956195

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{22247}}^1$

素因数の和:22315

約数の個数: 32

約数和(自身を含む): 448519680

約数和(自身を除く): 188563485

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 11685, 22247, 66741, 111235, 333705, 422693, 912127, 1268079, 2113465, 2736381, 4560635, 6340395, 13681905, 17330413, 51991239, 86652065, 259956195]

約数ペア:

[(1, 259956195), (3, 86652065), (5, 51991239), (15, 17330413), (19, 13681905), (41, 6340395), (57, 4560635), (95, 2736381), (123, 2113465), (205, 1268079), (285, 912127), (615, 422693), (779, 333705), (2337, 111235), (3895, 66741), (11685, 22247)]