2864225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 4374720

約数和(自身を除く): 1510495

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 1259, 2275, 6295, 8813, 16367, 31475, 44065, 81835, 114569, 220325, 409175, 572845, 2864225]

約数ペア:

[(1, 2864225), (5, 572845), (7, 409175), (13, 220325), (25, 114569), (35, 81835), (65, 44065), (91, 31475), (175, 16367), (325, 8813), (455, 6295), (1259, 2275)]