13500725

素因数分解:

$5^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 19846944

約数和(自身を除く): 6346219

約数列:

[1, 5, 7, 25, 35, 49, 103, 107, 175, 245, 515, 535, 721, 749, 1225, 2575, 2675, 3605, 3745, 5047, 5243, 11021, 18025, 18725, 25235, 26215, 55105, 77147, 126175, 131075, 275525, 385735, 540029, 1928675, 2700145, 13500725]

約数ペア:

[(1, 13500725), (5, 2700145), (7, 1928675), (25, 540029), (35, 385735), (49, 275525), (103, 131075), (107, 126175), (175, 77147), (245, 55105), (515, 26215), (535, 25235), (721, 18725), (749, 18025), (1225, 11021), (2575, 5243), (2675, 5047), (3605, 3745)]