28112525

素因数分解:

$5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 41411412

約数和(自身を除く): 13298887

約数列:

[1, 5, 7, 25, 35, 49, 53, 175, 245, 265, 371, 433, 1225, 1325, 1855, 2165, 2597, 3031, 9275, 10825, 12985, 15155, 21217, 22949, 64925, 75775, 106085, 114745, 160643, 530425, 573725, 803215, 1124501, 4016075, 5622505, 28112525]

約数ペア:

[(1, 28112525), (5, 5622505), (7, 4016075), (25, 1124501), (35, 803215), (49, 573725), (53, 530425), (175, 160643), (245, 114745), (265, 106085), (371, 75775), (433, 64925), (1225, 22949), (1325, 21217), (1855, 15155), (2165, 12985), (2597, 10825), (3031, 9275)]